Quick Links : Mindat手册 The Rock H. Currier Digital Library Mindat Newsletter [Free Download]

主页关于 Mindat Mindat手册 Mindat的历史版权 Who We Are 联系我们于 Mindat.org刊登广告

捐赠给 Mindat Corporate Sponsorship 赞助板页已赞助的板页在 Mindat刊登广告的广告商于 Mindat.org刊登广告

Learning Center What is a mineral?The most common minerals on earth Information for Educators Mindat Articles The Elements The Rock H. Currier Digital Library Geologic Time

搜索矿物的性质搜索矿物的化学 Advanced Locality Search 随意显示任何一种矿物 Random Locality 使用minID搜索邻近产地 Search Articles 搜索词汇表更多搜索选项

Mindat手册添加新照片 Rate Photos 产区编辑报告 Coordinate Completion Report 添加词汇表项目

Mining Companies 统计会员列表 Mineral Museums Clubs & Organizations 矿物展及活动 The Mindat目录表设备设置 The Mineral Quiz

照片搜索 Photo Galleries Search by Color 今天最新的照片昨天最新的照片用户照片相集过去每日精选照片相集 Photography

BETA TEST - Fossil data and pages are very much experimental and under development. Please report any problems

Kachaike, Lago Argentino Department, Santa Cruz Province, Argentina

Formation	Kachaike
Age:	105 - 94 Ma Cretaceous
Interval	Late Aptian - Early Albian
Lithology	shale, sandstone, mudstone, "shale"/sandstone, sandstone/"shale", sandstone/conglomerate
Number of Collections	26
Number of Occurrences	375

Recorded Sample Locations

Location	Region	Stratigraphic Name
Perfil de Rebasa	Lago Argentino Department, Santa Cruz Province, Argentina	Kachaike
Bajo Comision S4	Lago Argentino Department, Santa Cruz Province, Argentina	Kachaike
Puesto El Moro Creek - Rio Mayer Formation	Lago Argentino Department, Santa Cruz Province, Argentina	Kachaike
Bajo Comisión - Rio Mayer Formation	Lago Argentino Department, Santa Cruz Province, Argentina	Kachaike
Arroyo Caballo Muerto-Creek	Lago Argentino Department, Santa Cruz Province, Argentina	Kachaike
Bajo de La Comisión	Lago Argentino Department, Santa Cruz Province, Argentina	Kachaike
The Estancia La Federica	Lago Argentino Department, Santa Cruz Province, Argentina	Kachaike
Rio Mayer Fm	Lago Argentino Department, Santa Cruz Province, Argentina	Kachaike
Bajo Comisión 1 - NFA	Lago Argentino Department, Santa Cruz Province, Argentina	Kachaike
Bajo Comisión - Kachaike Formation	Lago Argentino Department, Santa Cruz Province, Argentina	Kachaike

Associated Units

Stratigraphic Name	Age	Lithology	Occurrence Records
Rio Mayer	105 - 99.6 Ma Cretaceous	shale, "shale"/"limestone", "shale"/sandstone, siltstone, siltstone/"shale", sandstone	145
Rio Mayer - Upper	122 - 112 Ma Early/Lower Cretaceous	shale	82

Recorded Fossils

Accepted Name	Type	Hierarchy	Age
Arecipites sp. genus	6	Plantae : Tracheophyta : Liliopsida : Arecales : *Arecipites*	112.03 - 93.5 Ma Cretaceous
Monosulcites sp. genus	6	Plantae : Angiospermae : *Monosulcites*	112.03 - 93.5 Ma Cretaceous
Retimonocolpites sp. genus	6	Plantae : *Retimonocolpites*	125 - 109 Ma Early/Lower Cretaceous
Retimonocolpites peroreticulatus species	7	Plantae : Retimonocolpites : *Retimonocolpites peroreticulatus*	105.3 - 93.9 Ma Cretaceous
Cycadolepis sp. genus	6	Plantae : Tracheophyta : Cycadopsida : Cycadeoideaceae : *Cycadolepis*	105.3 - 93.9 Ma Cretaceous
Ptilophyllum acutifolium species	7	Plantae : Tracheophyta : Cycadopsida : Cycadales : Ptilophyllum : *Ptilophyllum acutifolium*	105.3 - 93.9 Ma Cretaceous
Bacutriletes guttula species	7	Plantae : Bacutriletes : *Bacutriletes guttula*	112.03 - 93.5 Ma Cretaceous
Bacutriletes triangulatus species	7	Plantae : Bacutriletes : *Bacutriletes triangulatus*	122.46 - 109 Ma Early/Lower Cretaceous
Erlansonisporites verrucatus species	7	Plantae : Lycophyta : Erlansonisporites : *Erlansonisporites verrucatus*	112.03 - 93.5 Ma Cretaceous
Inaperturopollenites sp. genus	6	Cupressales : *Inaperturopollenites*	125 - 100.5 Ma Early/Lower Cretaceous
Aculea bifida species	7	Aculea : *Aculea bifida*	113 - 93.9 Ma Cretaceous
Alisporites similis species	7	Plantae : Alisporites : *Alisporites similis*	125 - 109 Ma Early/Lower Cretaceous
Anacanthotriletes sp. genus	6	*Anacanthotriletes*	112.03 - 93.5 Ma Cretaceous
Auritulina sp. genus	6	*Auritulina*	112.03 - 93.5 Ma Cretaceous
Balmeiopsis limbatus species	7	Balmeiopsis : *Balmeiopsis limbatus*	112.03 - 93.5 Ma Cretaceous
Ginkgocycadophytus sp. genus	6	*Ginkgocycadophytus*	112.03 - 93.5 Ma Cretaceous
Lusatisporis sp. genus	6	*Lusatisporis*	112.03 - 93.5 Ma Cretaceous
Lygodiumsporites sp. genus	6	*Lygodiumsporites*	112.03 - 93.5 Ma Cretaceous
Mica sp. genus	6	*Mica*	125 - 109 Ma Early/Lower Cretaceous
Monosaccites sp. genus	6	*Monosaccites*	112.03 - 93.5 Ma Cretaceous
Palmidites sp. genus	6	*Palmidites*	112.03 - 93.5 Ma Cretaceous
Paxillitriletes kachaikense species	7	Paxillitriletes : *Paxillitriletes kachaikense*	122.46 - 109 Ma Early/Lower Cretaceous
Paxillitriletes menendezii species	7	Paxillitriletes : *Paxillitriletes menendezii*	112.03 - 93.5 Ma Cretaceous
Sotasporites sp. genus	6	*Sotasporites*	112.03 - 93.5 Ma Cretaceous
Sotasporites elegans species	7	Sotasporites : *Sotasporites elegans*	112.03 - 93.5 Ma Cretaceous
Sotasporites triangularis species	7	Sotasporites : *Sotasporites triangularis*	112.03 - 93.5 Ma Cretaceous
Striatriletes areolatus species	7	Striatriletes : *Striatriletes areolatus*	112.03 - 93.5 Ma Cretaceous
Tenellisporites coronatus species	7	Tenellisporites : *Tenellisporites coronatus*	122.46 - 109 Ma Early/Lower Cretaceous
Trileites murrayi species	7	Trileites : *Trileites murrayi*	112.03 - 93.5 Ma Cretaceous
Vitreisporites pallidus species	7	Vitreisporites : *Vitreisporites pallidus*	125 - 109 Ma Early/Lower Cretaceous
Walkeripollis sp. genus	6	*Walkeripollis*	105.3 - 93.9 Ma Cretaceous
Sphenopteris sp. genus	6	Plantae : Tracheophyta : Lyginopteridaceae : *Sphenopteris*	105.3 - 93.9 Ma Cretaceous
Pachypteris auriculata species	7	Plantae : Tracheophyta : Umkomasiaceae : Pachypteris : *Pachypteris auriculata*	113 - 93.9 Ma Cretaceous
Pachypteris crassa species	7	Plantae : Tracheophyta : Umkomasiaceae : Pachypteris : *Pachypteris crassa*	105.3 - 93.9 Ma Cretaceous
Araucariacites sp. genus	6	Plantae : Tracheophyta : Pinopsida : Pinales : Araucariaceae : *Araucariacites*	112.03 - 93.5 Ma Cretaceous
Araucariacites australis species	7	Plantae : Tracheophyta : Pinopsida : Pinales : Araucariaceae : Araucariacites : *Araucariacites australis*	112.03 - 93.5 Ma Cretaceous
Balmeisporites holodictyus species	7	Plantae : Tracheophyta : Pinopsida : Pinales : Araucariaceae : Balmeisporites : *Balmeisporites holodictyus*	122.46 - 109 Ma Early/Lower Cretaceous
Cyclusphaera sp. genus	6	Plantae : Tracheophyta : Pinopsida : Pinales : Araucariaceae : *Cyclusphaera*	125 - 109 Ma Early/Lower Cretaceous
Cyclusphaera psilata species	7	Plantae : Tracheophyta : Pinopsida : Pinales : Araucariaceae : Cyclusphaera : *Cyclusphaera psilata*	125 - 109 Ma Early/Lower Cretaceous
Cyclusphaera radiata species	7	Plantae : Tracheophyta : Pinopsida : Pinales : Araucariaceae : Cyclusphaera : *Cyclusphaera radiata*	125 - 109 Ma Early/Lower Cretaceous
Classopollis sp. genus	6	Plantae : Tracheophyta : Pinopsida : Pinales : Cheirolepidiaceae : *Classopollis*	125 - 109 Ma Early/Lower Cretaceous
Classopollis classoides species	7	Plantae : Tracheophyta : Pinopsida : Pinales : Cheirolepidiaceae : Classopollis : *Classopollis classoides*	125 - 100.5 Ma Early/Lower Cretaceous
Classopollis intrareticulatus species	7	Plantae : Tracheophyta : Pinopsida : Pinales : Cheirolepidiaceae : Classopollis : *Classopollis intrareticulatus*	125 - 100.5 Ma Early/Lower Cretaceous
Classopollis simplex species	7	Plantae : Tracheophyta : Pinopsida : Pinales : Cheirolepidiaceae : Classopollis : *Classopollis simplex*	125 - 100.5 Ma Early/Lower Cretaceous
Brachyphyllum sp. genus	6	Plantae : Tracheophyta : Pinopsida : Pinales : Araucariaceae : *Brachyphyllum*	113 - 93.9 Ma Cretaceous
Brachyphyllum kachaikensis species	7	Plantae : Tracheophyta : Pinopsida : Pinales : Araucariaceae : Brachyphyllum : *Brachyphyllum kachaikensis*	105.3 - 93.9 Ma Cretaceous
Callialasporites sp. genus	6	Plantae : Tracheophyta : Pinopsida : Pinales : *Callialasporites*	125 - 109 Ma Early/Lower Cretaceous
Callialasporites trilobatus species	7	Plantae : Tracheophyta : Pinopsida : Pinales : Callialasporites : *Callialasporites trilobatus*	125 - 109 Ma Early/Lower Cretaceous
Gamerroites sp. genus	6	Plantae : Tracheophyta : Pinopsida : Pinales : Podocarpaceae : *Gamerroites*	112.03 - 93.5 Ma Cretaceous
Gamerroites psilasaccus species	7	Plantae : Tracheophyta : Pinopsida : Pinales : Podocarpaceae : Gamerroites : *Gamerroites psilasaccus*	125 - 109 Ma Early/Lower Cretaceous
Gamerroites volkheimeri species	7	Plantae : Tracheophyta : Pinopsida : Pinales : Podocarpaceae : Gamerroites : *Gamerroites volkheimeri*	125 - 109 Ma Early/Lower Cretaceous
Microcachrydites sp. genus	6	Plantae : Pinophyta : Pinopsida : Pinales : Podocarpaceae : *Microcachrydites*	112.03 - 93.5 Ma Cretaceous
Microcachryidites sp. genus	6	Plantae : Tracheophyta : Pinopsida : Pinales : Podocarpaceae : *Microcachryidites*	125 - 100.5 Ma Early/Lower Cretaceous
Microcachryidites antarcticus species	7	Plantae : Tracheophyta : Pinopsida : Pinales : Podocarpaceae : Microcachryidites : *Microcachryidites antarcticus*	125 - 100.5 Ma Early/Lower Cretaceous
Podocarpidites auriculatus species	7	Plantae : Tracheophyta : Pinopsida : Pinales : Podocarpaceae : Podocarpidites : *Podocarpidites auriculatus*	125 - 100.5 Ma Early/Lower Cretaceous
Podocarpidites ellipticus species	7	Plantae : Tracheophyta : Pinopsida : Pinales : Podocarpaceae : Podocarpidites : *Podocarpidites ellipticus*	125 - 109 Ma Early/Lower Cretaceous
Podocarpidites futa species	7	Plantae : Tracheophyta : Pinopsida : Pinales : Podocarpaceae : Podocarpidites : *Podocarpidites futa*	112.03 - 93.5 Ma Cretaceous
Podocarpidites marwickii species	7	Plantae : Tracheophyta : Pinopsida : Pinales : Podocarpaceae : Podocarpidites : *Podocarpidites marwickii*	125 - 109 Ma Early/Lower Cretaceous
Podocarpidites otagoensis species	7	Plantae : Tracheophyta : Pinopsida : Pinales : Podocarpaceae : Podocarpidites : *Podocarpidites otagoensis*	125 - 109 Ma Early/Lower Cretaceous
Podocarpidites parviauriculata species	7	Plantae : Tracheophyta : Pinopsida : Pinales : Podocarpaceae : Podocarpidites : *Podocarpidites parviauriculata*	112.03 - 93.5 Ma Cretaceous
Podocarpidites parviauriculatus species	7	Plantae : Pinophyta : Pinopsida : Pinales : Podocarpaceae : Podocarpidites : *Podocarpidites parviauriculatus*	125 - 109 Ma Early/Lower Cretaceous
Podocarpidites verrucosus species	7	Plantae : Tracheophyta : Pinopsida : Pinales : Podocarpaceae : Podocarpidites : *Podocarpidites verrucosus*	125 - 109 Ma Early/Lower Cretaceous
Podocarpidites vestitus species	7	Plantae : Tracheophyta : Pinopsida : Pinales : Podocarpaceae : Podocarpidites : *Podocarpidites vestitus*	112.03 - 93.5 Ma Cretaceous
Trichotomosulcites microsaccatus species	7	Plantae : Tracheophyta : Pinopsida : Pinales : Podocarpaceae : Trichotomosulcites : *Trichotomosulcites microsaccatus*	112.03 - 93.5 Ma Cretaceous
Trisaccites microsaccatus species	7	Plantae : Pinophyta : Pinopsida : Pinales : Podocarpaceae : Trisaccites : *Trisaccites microsaccatus*	125 - 109 Ma Early/Lower Cretaceous
Athrotaxis ungeri species	7	Plantae : Pinophyta : Pinopsida : Pinales : Taxodiaceae : Athrotaxis : *Athrotaxis ungeri*	105.3 - 93.9 Ma Cretaceous
Magnoliopsida class	3	Plantae : Tracheophyta : Magnoliopsida	113 - 93.9 Ma Cretaceous
Clavatipollenites sp. genus	6	Plantae : Tracheophyta : Magnoliopsida : Chloranthales : Chloranthaceae : *Clavatipollenites*	125 - 109 Ma Early/Lower Cretaceous
Cretacaeiporites sp. genus	6	Plantae : Tracheophyta : Magnoliopsida : Austrobaileyales : Trimeniaceae : *Cretacaeiporites*	112.03 - 93.5 Ma Cretaceous
Kachaikenia compuesta species	7	Plantae : Tracheophyta : Magnoliopsida : Kachaikenia : *Kachaikenia compuesta*	125 - 100.5 Ma Early/Lower Cretaceous
Rogersia australis species	7	Plantae : Spermatophyta : Magnoliopsida : Rogersia : *Rogersia australis*	125 - 100.5 Ma Early/Lower Cretaceous
Thorhallenia sp. genus	6	Plantae : Tracheophyta : Magnoliopsida : *Thorhallenia*	105.3 - 93.9 Ma Cretaceous
Thorhallenia dentata species	7	Plantae : Tracheophyta : Magnoliopsida : Thorhallenia : *Thorhallenia dentata*	105.3 - 93.9 Ma Cretaceous
Thorphyllum patagonica species	7	Plantae : Tracheophyta : Magnoliopsida : Thorphyllum : *Thorphyllum patagonica*	125 - 100.5 Ma Early/Lower Cretaceous
Tricolpites sp. genus	6	Plantae : Tracheophyta : Magnoliopsida : *Tricolpites*	125 - 109 Ma Early/Lower Cretaceous
Patera sp. genus	6	Animalia : Mollusca : Gastropoda : Stylommatophora : Polygyridae : *Patera*	112.03 - 93.5 Ma Cretaceous
Triporoletes reticulatus species	7	Plantae : Bryophyta : Bryopsida : Triporoletes : *Triporoletes reticulatus*	112.03 - 93.5 Ma Cretaceous
Aequitriradites sp. genus	6	Plantae : Marchantiophyta : Marchantiopsida : Sphaerocarpales : *Aequitriradites*	112.03 - 93.5 Ma Cretaceous
Aequitriradites baculatus species	7	Plantae : Marchantiophyta : Marchantiopsida : Sphaerocarpales : Aequitriradites : *Aequitriradites baculatus*	112.03 - 93.5 Ma Cretaceous
Aequitriradites spinulosus species	7	Plantae : Marchantiophyta : Marchantiopsida : Sphaerocarpales : Aequitriradites : *Aequitriradites spinulosus*	112.03 - 93.5 Ma Cretaceous
Aequitriradites superspinulosus species	7	Plantae : Bryophyta : Marchantiopsida : Sphaerocarpales : Aequitriradites : *Aequitriradites superspinulosus*	125 - 109 Ma Early/Lower Cretaceous
Aequitriradites verrucosus species	7	Plantae : Marchantiophyta : Marchantiopsida : Sphaerocarpales : Aequitriradites : *Aequitriradites verrucosus*	125 - 109 Ma Early/Lower Cretaceous
Cingutriletes clavus species	7	Plantae : Bryophyta : Cingutriletes : *Cingutriletes clavus*	112.03 - 93.5 Ma Cretaceous
Foraminisporis sp. genus	6	Plantae : Bryophyta : *Foraminisporis*	112.03 - 93.5 Ma Cretaceous
Foraminisporis asymmetricus species	7	Plantae : Bryophyta : Foraminisporis : *Foraminisporis asymmetricus*	125 - 109 Ma Early/Lower Cretaceous
Foraminisporis dailyi species	7	Plantae : Bryophyta : Foraminisporis : *Foraminisporis dailyi*	112.03 - 93.5 Ma Cretaceous
Foraminisporis wonthaggiensis species	7	Plantae : Bryophyta : Foraminisporis : *Foraminisporis wonthaggiensis*	112.03 - 93.5 Ma Cretaceous
Interulobites sp. genus	6	Plantae : Bryophyta : *Interulobites*	125 - 109 Ma Early/Lower Cretaceous
Interulobites pseudoreticulatus species	7	Plantae : Bryophyta : Interulobites : *Interulobites pseudoreticulatus*	125 - 109 Ma Early/Lower Cretaceous
Muscites sp. genus	6	Plantae : Bryophyta : Bryopsida : *Muscites*	105.3 - 93.9 Ma Cretaceous
Staplinisporites caminus species	7	Plantae : Bryophyta : Staplinisporites : *Staplinisporites caminus*	125 - 109 Ma Early/Lower Cretaceous
Taurocusporites sp. genus	6	Plantae : Bryophyta : *Taurocusporites*	112.03 - 93.5 Ma Cretaceous
Taurocusporites segmentatus species	7	Plantae : Bryophyta : Taurocusporites : *Taurocusporites segmentatus*	125 - 109 Ma Early/Lower Cretaceous
Botryococcus sp. genus	6	Plantae : Chlorophyta : Trebouxiophyceae : Trebouxiales : Botryococcaceae : *Botryococcus*	122.46 - 109 Ma Early/Lower Cretaceous
Schizosporis reticulatus species	7	Plantae : Chlorophyta : Schizosporis : *Schizosporis reticulatus*	112.03 - 93.5 Ma Cretaceous
Equisetosporites sp. genus	6	Plantae : Cycadophyta : Cycadopsida : Gnetales : *Equisetosporites*	112.03 - 93.5 Ma Cretaceous
Cycadopites sp. genus	6	Plantae : Tracheophyta : *Cycadopites*	112.03 - 93.5 Ma Cretaceous
Cycadopites nitidus species	7	Plantae : Tracheophyta : Cycadopites : *Cycadopites nitidus*	125 - 100.5 Ma Early/Lower Cretaceous
Ephedripites notensis species	7	Plantae : Tracheophyta : Gnetopsida : Ephedrales : Ephedraceae : Ephedripites : *Ephedripites notensis*	125 - 100.5 Ma Early/Lower Cretaceous
Ginkgoites skottsbergii species	7	Plantae : Ginkgophyta : Ginkgoopsida : Ginkgoales : Ginkgoites : *Ginkgoites skottsbergii*	113 - 93.9 Ma Cretaceous
Pennipollis peroreticulatus species	7	Plantae : Magnoliophyta : Liliopsida : Alismatales : Pennipollis : *Pennipollis peroreticulatus*	105.3 - 93.9 Ma Cretaceous
Asteropollis asteroides species	7	Plantae : Magnoliophyta : Asteropollis : *Asteropollis asteroides*	125 - 109 Ma Early/Lower Cretaceous
Brenneripollis sp. genus	6	Plantae : Magnoliophyta : *Brenneripollis*	105.3 - 93.9 Ma Cretaceous
Schrankipollis kachaikensis species	7	Plantae : Magnoliophyta : Schrankipollis : *Schrankipollis kachaikensis*	105.3 - 93.9 Ma Cretaceous
Minerisporites sp. genus	6	Plantae : Tracheophyta : Lycopodiopsida : Isoetales : *Minerisporites*	122.46 - 109 Ma Early/Lower Cretaceous
Minerisporites aequatus species	7	Plantae : Tracheophyta : Lycopodiopsida : Isoetales : Minerisporites : *Minerisporites aequatus*	112.03 - 93.5 Ma Cretaceous
Minerisporites laceratus species	7	Plantae : Tracheophyta : Lycopodiopsida : Isoetales : Minerisporites : *Minerisporites laceratus*	112.03 - 93.5 Ma Cretaceous
Minerisporites marginatus species	7	Plantae : Tracheophyta : Lycopodiopsida : Isoetales : Minerisporites : *Minerisporites marginatus*	122.46 - 109 Ma Early/Lower Cretaceous
Dictyotosporites complex species	7	Plantae : Tracheophyta : Lycopodiopsida : Lycopodiales : Dictyotosporites : *Dictyotosporites complex*	125 - 109 Ma Early/Lower Cretaceous
Reticulatisporites arcuatus species	7	Plantae : Tracheophyta : Lycopodiopsida : Lycopodiales : Lycopodiaceae : Reticulatisporites : *Reticulatisporites arcuatus*	112.03 - 93.5 Ma Cretaceous
Retitriletes austroclavatidites species	7	Plantae : Tracheophyta : Lycopodiopsida : Lycopodiales : Lycopodiaceae : Retitriletes : *Retitriletes austroclavatidites*	125 - 109 Ma Early/Lower Cretaceous
Retitriletes baqueroense species	7	Plantae : Tracheophyta : Lycopodiopsida : Lycopodiales : Lycopodiaceae : Retitriletes : *Retitriletes baqueroense*	125 - 100.5 Ma Early/Lower Cretaceous
Retitriletes eminulus species	7	Plantae : Tracheophyta : Lycopodiopsida : Lycopodiales : Lycopodiaceae : Retitriletes : *Retitriletes eminulus*	112.03 - 93.5 Ma Cretaceous
Leptolepidites macroverrucatus species	7	Plantae : Pteridophyta : Lycopsida : Leptolepidites : *Leptolepidites macroverrucatus*	125 - 100.5 Ma Early/Lower Cretaceous
Leptolepidites macroverrucosus species	7	Plantae : Pteridophyta : Lycopsida : Leptolepidites : *Leptolepidites macroverrucosus*	125 - 109 Ma Early/Lower Cretaceous
Antulsporites baculatus species	7	Plantae : Tracheophyta : Lycopodiopsida : Selaginellales : Selaginellaceae : Antulsporites : *Antulsporites baculatus*	112.03 - 93.5 Ma Cretaceous
Ceratosporites equalis species	7	Plantae : Tracheophyta : Lycopodiopsida : Selaginellales : Selaginellaceae : Ceratosporites : *Ceratosporites equalis*	125 - 109 Ma Early/Lower Cretaceous
Densoisporites corrugatus species	7	Plantae : Tracheophyta : Lycopodiopsida : Selaginellales : Selaginellaceae : Densoisporites : *Densoisporites corrugatus*	125 - 109 Ma Early/Lower Cretaceous
Densoisporites perinatus species	7	Plantae : Tracheophyta : Lycopodiopsida : Selaginellales : Selaginellaceae : Densoisporites : *Densoisporites perinatus*	112.03 - 93.5 Ma Cretaceous
Densoisporites velatus species	7	Plantae : Tracheophyta : Lycopodiopsida : Selaginellales : Selaginellaceae : Densoisporites : *Densoisporites velatus*	125 - 109 Ma Early/Lower Cretaceous
Neoraistrickia sp. genus	6	Plantae : Tracheophyta : Lycopodiopsida : Selaginellales : Selaginellaceae : *Neoraistrickia*	112.03 - 93.5 Ma Cretaceous
Neoraistrickia truncatus species	7	Plantae : Pteridophyta : Lycopsida : Selaginellaceae : Neoraistrickia : *Neoraistrickia truncatus*	112.03 - 93.5 Ma Cretaceous
Selaginellaceae family	5	Plantae : Tracheophyta : Lycopodiopsida : Selaginellales : Selaginellaceae	122.46 - 109 Ma Early/Lower Cretaceous
Cardioangulina elongata species	7	Plantae : Pteridophyta : Cardioangulina : *Cardioangulina elongata*	112.03 - 93.5 Ma Cretaceous
Concavisporites semiangulatus species	7	Plantae : Pteridophyta : Concavisporites : *Concavisporites semiangulatus*	125 - 100.5 Ma Early/Lower Cretaceous
Foveogleicheniidites confossus species	7	Plantae : Pteridophyta : Foveogleicheniidites : *Foveogleicheniidites confossus*	125 - 100.5 Ma Early/Lower Cretaceous
Microfoveolatosporis sp. genus	6	Plantae : Pteridophyta : *Microfoveolatosporis*	125 - 100.5 Ma Early/Lower Cretaceous
Muricingulisporis annulatus species	7	Plantae : Pteridophyta : Muricingulisporis : *Muricingulisporis annulatus*	125 - 109 Ma Early/Lower Cretaceous
Pilosisporites trichopapillosus species	7	Plantae : Pteridophyta : Pilosisporites : *Pilosisporites trichopapillosus*	112.03 - 93.5 Ma Cretaceous
Pilosisporites verus species	7	Plantae : Pteridophyta : Pilosisporites : *Pilosisporites verus*	112.03 - 93.5 Ma Cretaceous
Polycingulatisporites sp. genus	6	Plantae : Pteridophyta : *Polycingulatisporites*	112.03 - 93.5 Ma Cretaceous
Trilobosporites sp. genus	6	Plantae : Pteridophyta : *Trilobosporites*	112.03 - 93.5 Ma Cretaceous
Trilobosporites trioreticulosus species	7	Plantae : Pteridophyta : Trilobosporites : *Trilobosporites trioreticulosus*	112.03 - 93.5 Ma Cretaceous
Verrucosisporites varians species	7	Plantae : Pteridophyta : Verrucosisporites : *Verrucosisporites varians*	125 - 109 Ma Early/Lower Cretaceous
Cyatheaceae family	5	Plantae : Tracheophyta : Polypodiopsida : Cyatheales : Cyatheaceae	122.46 - 109 Ma Early/Lower Cretaceous
Cibotiidites sp. genus	6	Plantae : Tracheophyta : Polypodiopsida : Cyatheales : Dicksoniaceae : *Cibotiidites*	112.03 - 93.5 Ma Cretaceous
Dicksoniaceae family	5	Plantae : Tracheophyta : Polypodiopsida : Cyatheales : Dicksoniaceae	122.46 - 109 Ma Early/Lower Cretaceous
Cyatheacidites sp. genus	6	Plantae : Tracheophyta : Polypodiopsida : Cyatheales : *Cyatheacidites*	112.03 - 93.5 Ma Cretaceous
Cyatheacidites tectifera species	7	Plantae : Tracheophyta : Polypodiopsida : Cyatheales : Cyatheacidites : *Cyatheacidites tectifera*	125 - 109 Ma Early/Lower Cretaceous
Clavifera sp. genus	6	Plantae : Tracheophyta : Polypodiopsida : Gleicheniales : Gleicheniaceae : *Clavifera*	125 - 109 Ma Early/Lower Cretaceous
Gleicheniaceae family	5	Plantae : Tracheophyta : Polypodiopsida : Gleicheniales : Gleicheniaceae	122.46 - 109 Ma Early/Lower Cretaceous
Gleicheniidites sp. genus	6	Plantae : Tracheophyta : Polypodiopsida : Gleicheniales : Gleicheniaceae : *Gleicheniidites*	112.03 - 93.5 Ma Cretaceous
Gleicheniidites senonicus species	7	Plantae : Tracheophyta : Polypodiopsida : Gleicheniales : Gleicheniaceae : Gleicheniidites : *Gleicheniidites senonicus*	125 - 109 Ma Early/Lower Cretaceous
Gleicheniidites serratus species	7	Plantae : Tracheophyta : Polypodiopsida : Gleicheniales : Gleicheniaceae : Gleicheniidites : *Gleicheniidites serratus*	125 - 109 Ma Early/Lower Cretaceous
Ornamentifera sp. genus	6	Plantae : Tracheophyta : Polypodiopsida : Gleicheniales : Gleicheniaceae : *Ornamentifera*	112.03 - 93.5 Ma Cretaceous
Ornamentifera echinata species	7	Plantae : Tracheophyta : Polypodiopsida : Gleicheniales : Gleicheniaceae : Ornamentifera : *Ornamentifera echinata*	125 - 100.5 Ma Early/Lower Cretaceous
Dictyophyllidites sp. genus	6	Plantae : Tracheophyta : Polypodiopsida : Gleicheniales : Matoniaceae : *Dictyophyllidites*	125 - 100.5 Ma Early/Lower Cretaceous
Nathorstia alata species	7	Plantae : Tracheophyta : Polypodiopsida : Gleicheniales : Matoniaceae : Nathorstia : *Nathorstia alata*	105.3 - 93.9 Ma Cretaceous
Arcellites sp. genus	6	Plantae : *Arcellites*	122.46 - 109 Ma Early/Lower Cretaceous
Arcellites humilis species	7	Plantae : Pteridophyta : Pteridopsida : Marsileales : Arcellites : *Arcellites humilis*	112.03 - 93.5 Ma Cretaceous
Arcellites pentagonalis species	7	Plantae : Pteridophyta : Pteridopsida : Marsileales : Arcellites : *Arcellites pentagonalis*	112.03 - 93.5 Ma Cretaceous
Arcellites santacrucensis species	7	Plantae : Pteridophyta : Pteridopsida : Marsileales : Arcellites : *Arcellites santacrucensis*	122.46 - 109 Ma Early/Lower Cretaceous
Arcellites santaecrucensis species	7	Plantae : Pteridophyta : Pteridopsida : Marsileales : Arcellites : *Arcellites santaecrucensis*	112.03 - 93.5 Ma Cretaceous
Baculatisporites sp. genus	6	Plantae : Pteridophyta : Pteridopsida : *Baculatisporites*	122.46 - 109 Ma Early/Lower Cretaceous
Baculatisporites comaumensis species	7	Plantae : Pteridophyta : Pteridopsida : Baculatisporites : *Baculatisporites comaumensis*	125 - 109 Ma Early/Lower Cretaceous
Baculatisporites kachaikensis species	7	Plantae : Pteridophyta : Pteridopsida : Baculatisporites : *Baculatisporites kachaikensis*	125 - 109 Ma Early/Lower Cretaceous
Cingulatisporites sp. genus	6	Plantae : Pteridophyta : Pteridopsida : *Cingulatisporites*	125 - 109 Ma Early/Lower Cretaceous
Cladophlebis patagonica species	7	Plantae : Tracheophyta : Polypodiopsida : Osmundales : Osmundaceae : Cladophlebis : *Cladophlebis patagonica*	105.3 - 93.9 Ma Cretaceous
Concavissimisporites apiverrucatus species	7	Plantae : Pteridophyta : Pteridopsida : Concavissimisporites : *Concavissimisporites apiverrucatus*	112.03 - 93.5 Ma Cretaceous
Concavissimisporites crassatus species	7	Plantae : Pteridophyta : Pteridopsida : Concavissimisporites : *Concavissimisporites crassatus*	112.03 - 93.5 Ma Cretaceous
Concavissimisporites granulosus species	7	Plantae : Pteridophyta : Pteridopsida : Concavissimisporites : *Concavissimisporites granulosus*	112.03 - 93.5 Ma Cretaceous
Concavissimisporites punctatus species	7	Plantae : Pteridophyta : Pteridopsida : Concavissimisporites : *Concavissimisporites punctatus*	112.03 - 93.5 Ma Cretaceous
Concavissimisporites verrucosus species	7	Plantae : Pteridophyta : Pteridopsida : Concavissimisporites : *Concavissimisporites verrucosus*	125 - 100.5 Ma Early/Lower Cretaceous
Cyathidites sp. genus	6	Plantae : Tracheophyta : *Cyathidites*	125 - 100.5 Ma Early/Lower Cretaceous
Cyathidites australis species	7	Plantae : Tracheophyta : Cyathidites : *Cyathidites australis*	125 - 109 Ma Early/Lower Cretaceous
Cyathidites minor species	7	Plantae : Tracheophyta : Cyathidites : *Cyathidites minor*	125 - 109 Ma Early/Lower Cretaceous
Cyathidites patagonicus species	7	Plantae : Tracheophyta : Cyathidites : *Cyathidites patagonicus*	112.03 - 93.5 Ma Cretaceous
Cyathidites punctatus species	7	Plantae : Tracheophyta : Cyathidites : *Cyathidites punctatus*	112.03 - 93.5 Ma Cretaceous
Deltoidospora australis species	7	Plantae : Tracheophyta : Deltoidospora : *Deltoidospora australis*	125 - 100.5 Ma Early/Lower Cretaceous
Deltoidospora inconspicua species	7	Plantae : Tracheophyta : Deltoidospora : *Deltoidospora inconspicua*	125 - 100.5 Ma Early/Lower Cretaceous
Granulatisporites sp. genus	6	Plantae : Tracheophyta : *Granulatisporites*	112.03 - 93.5 Ma Cretaceous
Laevigatosporites sp. genus	6	Plantae : Tracheophyta : *Laevigatosporites*	125 - 100.5 Ma Early/Lower Cretaceous
Leiotriletes regularis species	7	Plantae : Pteridophyta : Pteridopsida : Leiotriletes : *Leiotriletes regularis*	125 - 100.5 Ma Early/Lower Cretaceous
Matonisporites sp. genus	6	Plantae : Pteridophyta : Pteridopsida : *Matonisporites*	112.03 - 93.5 Ma Cretaceous
Osmundacidites wellmanii species	7	Plantae : Pteridophyta : Pteridopsida : Osmundacidites : *Osmundacidites wellmanii*	125 - 109 Ma Early/Lower Cretaceous
Osmundacidites wellmannii species	7	Plantae : Pteridophyta : Pteridopsida : Osmundacidites : *Osmundacidites wellmannii*	112.03 - 93.5 Ma Cretaceous
Todisporites minor species	7	Plantae : Pteridophyta : Pteridopsida : Todisporites : *Todisporites minor*	125 - 100.5 Ma Early/Lower Cretaceous
Tuberculatosporites sp. genus	6	Plantae : Pteridophyta : Pteridopsida : *Tuberculatosporites*	112.03 - 93.5 Ma Cretaceous
Polypodiidites sp. genus	6	Plantae : Tracheophyta : Polypodiopsida : Polypodiales : Polypodiaceae : *Polypodiidites*	125 - 100.5 Ma Early/Lower Cretaceous
Phyllopteroides laevis species	7	Plantae : Pteridophyta : Pteridopsida : Osmundales : Osmundaceae : Phyllopteroides : *Phyllopteroides laevis*	113 - 93.9 Ma Cretaceous
Gleichenites juliensis species	7	Plantae : Pteridophyta : Pteridopsida : Polypodiales : Gleichenites : *Gleichenites juliensis*	113 - 93.9 Ma Cretaceous
Gleichenites sanmartini species	7	Plantae : Pteridophyta : Pteridopsida : Polypodiales : Gleichenites : *Gleichenites sanmartini*	105.3 - 93.9 Ma Cretaceous
Contignisporites burgerii species	7	Plantae : Tracheophyta : Polypodiopsida : Polypodiales : Pteridaceae : Contignisporites : *Contignisporites burgerii*	125 - 100.5 Ma Early/Lower Cretaceous
Contignisporites cooksoniae species	7	Plantae : Tracheophyta : Polypodiopsida : Polypodiales : Pteridaceae : Contignisporites : *Contignisporites cooksoniae*	125 - 100.5 Ma Early/Lower Cretaceous
Contignisporites glebulentus species	7	Plantae : Tracheophyta : Polypodiopsida : Polypodiales : Pteridaceae : Contignisporites : *Contignisporites glebulentus*	112.03 - 93.5 Ma Cretaceous
Crybelosporites australis species	7	Plantae : Tracheophyta : Polypodiopsida : Salviniales : Marsileaceae : Crybelosporites : *Crybelosporites australis*	125 - 100.5 Ma Early/Lower Cretaceous
Crybelosporites berberioides species	7	Plantae : Tracheophyta : Polypodiopsida : Salviniales : Marsileaceae : Crybelosporites : *Crybelosporites berberioides*	112.03 - 93.5 Ma Cretaceous
Crybelosporites punctatus species	7	Plantae : Tracheophyta : Polypodiopsida : Salviniales : Marsileaceae : Crybelosporites : *Crybelosporites punctatus*	112.03 - 93.5 Ma Cretaceous
Crybelosporites striatus species	7	Plantae : Tracheophyta : Polypodiopsida : Salviniales : Marsileaceae : Crybelosporites : *Crybelosporites striatus*	112.03 - 93.5 Ma Cretaceous
Palaeomohria patagonica species	7	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Anemiaceae : Palaeomohria : *Palaeomohria patagonica*	112.03 - 93.5 Ma Cretaceous
Appendicisporites sp. genus	6	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : *Appendicisporites*	112.03 - 93.5 Ma Cretaceous
Appendicisporites giganticus species	7	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Appendicisporites : *Appendicisporites giganticus*	125 - 100.5 Ma Early/Lower Cretaceous
Appendicisporites potomacensis species	7	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Appendicisporites : *Appendicisporites potomacensis*	125 - 109 Ma Early/Lower Cretaceous
Appendicisporites unicus species	7	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Appendicisporites : *Appendicisporites unicus*	125 - 109 Ma Early/Lower Cretaceous
Nodosisporites crenimurus species	7	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Nodosisporites : *Nodosisporites crenimurus*	125 - 109 Ma Early/Lower Cretaceous
Nodosisporites macrobaculatus species	7	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Nodosisporites : *Nodosisporites macrobaculatus*	125 - 109 Ma Early/Lower Cretaceous
Plicatella sp. genus	6	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : *Plicatella*	112.03 - 93.5 Ma Cretaceous
Plicatella baqueroensis species	7	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Plicatella : *Plicatella baqueroensis*	112.03 - 93.5 Ma Cretaceous
Plicatella pseudotripartita species	7	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Plicatella : *Plicatella pseudotripartita*	112.03 - 93.5 Ma Cretaceous
Ruffordiaspora australiensis species	7	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Ruffordiaspora : *Ruffordiaspora australiensis*	125 - 109 Ma Early/Lower Cretaceous
Ruffordiaspora cardielensis species	7	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Ruffordiaspora : *Ruffordiaspora cardielensis*	112.03 - 93.5 Ma Cretaceous
Ruffordiaspora crassiterminatus species	7	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Ruffordiaspora : *Ruffordiaspora crassiterminatus*	112.03 - 93.5 Ma Cretaceous
Ruffordiaspora ludbrookiae species	7	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Ruffordiaspora : *Ruffordiaspora ludbrookiae*	125 - 109 Ma Early/Lower Cretaceous
Ruffordiaspora ticoensis species	7	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Ruffordiaspora : *Ruffordiaspora ticoensis*	112.03 - 93.5 Ma Cretaceous
Biretisporites sp. genus	6	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Schizaeaceae : *Biretisporites*	112.03 - 93.5 Ma Cretaceous
Biretisporites potoniei species	7	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Schizaeaceae : Biretisporites : *Biretisporites potoniei*	112.03 - 93.5 Ma Cretaceous
Cicatricosisporites sp. genus	6	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Schizaeaceae : *Cicatricosisporites*	112.03 - 93.5 Ma Cretaceous
Cicatricosisporites annulatus species	7	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Schizaeaceae : Cicatricosisporites : *Cicatricosisporites annulatus*	112.03 - 93.5 Ma Cretaceous
Cicatricosisporites australiensis species	7	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Schizaeaceae : Cicatricosisporites : *Cicatricosisporites australiensis*	125 - 100.5 Ma Early/Lower Cretaceous
Cicatricosisporites cuneiformis species	7	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Schizaeaceae : Cicatricosisporites : *Cicatricosisporites cuneiformis*	125 - 109 Ma Early/Lower Cretaceous
Cicatricosisporites hallei species	7	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Schizaeaceae : Cicatricosisporites : *Cicatricosisporites hallei*	112.03 - 93.5 Ma Cretaceous
Cicatricosisporites hughesi species	7	Plantae : Pteridophyta : Pteridopsida : Schizaeales : Schizaeaceae : Cicatricosisporites : *Cicatricosisporites hughesi*	125 - 100.5 Ma Early/Lower Cretaceous
Cicatricosisporites hughesii species	7	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Schizaeaceae : Cicatricosisporites : *Cicatricosisporites hughesii*	112.03 - 93.5 Ma Cretaceous
Cicatricosisporites minutaestriatus species	7	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Schizaeaceae : Cicatricosisporites : *Cicatricosisporites minutaestriatus*	125 - 109 Ma Early/Lower Cretaceous
Cicatricosisporites pramparoana species	7	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Schizaeaceae : Cicatricosisporites : *Cicatricosisporites pramparoana*	112.03 - 93.5 Ma Cretaceous
Cicatricosisporites pseudotripartitus species	7	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Schizaeaceae : Cicatricosisporites : *Cicatricosisporites pseudotripartitus*	125 - 109 Ma Early/Lower Cretaceous
Cicatricosisporites venustus species	7	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Schizaeaceae : Cicatricosisporites : *Cicatricosisporites venustus*	112.03 - 93.5 Ma Cretaceous
Klukisporites labiatus species	7	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Schizaeaceae : Klukisporites : *Klukisporites labiatus*	125 - 100.5 Ma Early/Lower Cretaceous
Klukisporites variegatus species	7	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Schizaeaceae : Klukisporites : *Klukisporites variegatus*	125 - 100.5 Ma Early/Lower Cretaceous
Mohriopsis plastica species	7	Plantae : Tracheophyta : Polypodiopsida : Schizaeales : Schizaeaceae : Mohriopsis : *Mohriopsis plastica*	105.3 - 93.9 Ma Cretaceous

References

Baldoni A. M. (1987) Dos nuevas especies de megasporas de la Formacion Kachaike, Cretacico Inferior de Santa Cruz, Argentina, Anais do X Congreso Brasileiro de Paleontologia, Sociedade Brasileira de Paleontologia 2, 669-689

Baldoni A. M., Batten D. J. (1991) Megaspores from the Lower Cretaceous Kachaike Formation, Santa Cruz Province, Argentina, Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen 182 3, 377-393

Archangelsky A., Llorens M. (2003) Palinología de la Formación kachaike, Cretácico Inferior de la Cuenca Austral, provincia de Santa Cruz. I-Esporas lisas y cinguladas, Ameghiniana 40 1, 71-80

Cunéo R., Gandolfo M. A. (2005) Angiosperm leaves from the Kachaike Formation, Lower Cretaceous of Patagonia, Argentina, Review of Palaeobotany and Palynology 136, 29-47 doi:10.1016/j.revpalbo.2005.04.003

Archangelsky A., Llorens M. (2005) Palinología de la Formación Kachaike, Cretácico Inferior de la Cuenca Austral, provincia de Santa Cruz. II. Esporas, Ameghiniana 42 2, 311-328

Barreda V., Archangelsky S. (2006) The southernmost record of tropical pollen grains in the mid-Cretaceous of Patagonia, Argentina, Cretaceous Research 27, 778-787 doi:10.1016/j.cretres.2006.02.002

Passalia M. G. (2007) Nuevos registros para la flora cretácica descripta por Halle (1913) en lago San Martín, Santa Cruz, Argentina 44 3, 565-595

Passalia M. G. (2007) A mid-Cretaceous flora from the Kachaike Formation, Patagonia, Argentina, Cretaceous Research 28, 830-840 doi:10.1016/j.cretres.2006.12.006

Villar de Seoane L., Archangelsky S. (2008) Taxonomy and biostratigraphy of Cretaceous megaspores from Patagonia, Argentina, Cretaceous Research 29, 354-372 doi:10.1016/j.cretres.2007.07.002

Archangelsky A., Llorens M. (2009) Palinología de la Formación Kachaike, Cretácico Inferior de la Cuenca Austral, provincia de Santa Cruz: Granos de polen de Gimnospermas., Ameghiniana 46 2, 225-234

Perez Loinaze V., Archangelsky S., et al (2011) Palynostratigraphic study of the Early Cretaceous Río Mayer and Kachaike formations at the Quebrada El Moro Section, Austral Basin, southwestern Argentina, Cretaceous Research 34, 161-171 doi:10.1016/j.cretres.2011.10.015

Archangelsky S., Archangelsky A., et al (2012) Palinología y paleoambientes en el perfil de Bajo Comisión (Cretácico), provincia de Santa Cruz, Argentina, Revista del Museo Argentino de Ciencias Naturales 14 1, 23-39

Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!

Quick NavTop Recorded Sample Locations Associated Units Recorded Fossils References

Go to top of page