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

Nucleopygus ✝

Photos

Photo Gallery

Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	4875813	https://www.gbif.org/species/4875813
PaleoBioDB ID (PBDB)	33232	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=33232

Rank

genus

Taxonomy (GBIF)

Life : Animalia : Echinodermata : Echinoidea : Cassiduloida : Apatopygidae : Nucleopygus

Taxonomy (PBDB)

Life : Animalia : Echinodermata : Echinoidea : Cassiduloida : Cassidulidae : Nucleopygus

Taxonomic Status (GBIF)

accepted

Classification
(PBDB,GBIF)

Rank	Name	Author
-	Eukaryota
-	Opisthokonta	Cavalier-Smith 1987
kingdom	Animalia
-	Triploblastica	Lankester 1877
-	Nephrozoa	Jondelius et al. 2002
-	Deuterostomia	Grobben 1908
-	Ambulacraria
phylum	Echinodermata	Klein 1754
subphylum	Echinozoa	von Zittel 1895
class	Echinoidea
subclass	Euechinoidea	Bronn 1860
superorder	Acroechinoidea
-	Carinacea	Kroh and Smith 2010
-	Irregularia
-	Microstomata	Smith 1984
-	Neognathostomata	Smith 1981
order	Cassiduloida	Agassiz and Desor 1847
suborder	Cassidulina
family	Cassidulidae	Agassiz and Desor 1847
genus	Nucleopygus	L.Agassiz 1840

Scientific Name

Nucleopygus L.Agassiz, 1840

Name Published In

Cat. Syst. Echin.

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Nucleopygus	genus	belongs to Cassidulidae	stated without evidence	Kier, 1962
Nucleopygus	genus	belongs to Nucleolitidae	stated with evidence	Smith, 1991
Nucleopygus	genus	belongs to Cassidulidae	stated with evidence	Smith, 1995
Nucleopygus	genus	belongs to Cassiduloida	second hand	Sepkoski, 2002

Status (PBDB)

extinct

Taxon Size (PBDB)

First Recorded Appearance

130 - 125 Ma
Early/Lower Cretaceous

Last Recorded Appearance

70.6 - 61.6 Ma
Phanerozoic

Environment

marine (based on Echinodermata)

Motility

slow-moving (based on Cassiduloida)

Vision

limited (based on Echinoidea)

Diet

detritivore (based on Cassiduloida)

Reproduction

dispersal=water,planktonic (based on Echinodermata)

Ontogeny

accretion,addition of parts (based on Echinodermata)

Taphonomy

high Mg calcite (based on Cassiduloida)

Primary Reference (PBDB)

L. Agassiz. 1840. Catalogus systematicus Ectyporum Echinodermatum fossilium Musei Neocomiensis, secundum ordinem zoologicum dispositus; adjectis synonymis recentioribus, nec non stratis et locis in quibus reperiuntur. Sequuntur characteres diagnostici generum novorum vel minus cognitorum. Petitpierre, Neuchâtel

Fossil Distribution

Subtaxa

Name	Status	Common Name(s)	Fossil Occurrences	Oldest	Youngest
Nucleopygus (Jolyclypus) ✝ subgenus	listed (PBDB)		2	101 Ma Late/Upper Cretaceous	101 Ma Late/Upper Cretaceous
Nucleopygus atlanticus species	accepted (GBIF)	No associated record in PBDB
Nucleopygus bashibulakensis species	accepted (GBIF)	No associated record in PBDB
Nucleopygus calcalosus species	accepted (GBIF)	No associated record in PBDB
Nucleopygus carezi species	accepted (GBIF)	No associated record in PBDB
Nucleopygus gallagheri species	accepted (GBIF)	No associated record in PBDB
Nucleopygus gangbensis species	accepted (GBIF)	No associated record in PBDB
Nucleopygus geayi species	accepted (GBIF)	No associated record in PBDB
Nucleopygus kailensis species	accepted (GBIF)	No associated record in PBDB
Nucleopygus lebescontei species	accepted (GBIF)	No associated record in PBDB
Nucleopygus magnus ✝ species	accepted (GBIF) listed (PBDB)
Nucleopygus marticensis species	accepted (GBIF)	No associated record in PBDB
Nucleopygus minor ✝ species	listed (PBDB)		3	99.6 Ma Late/Upper Cretaceous	99.6 Ma Late/Upper Cretaceous
Nucleopygus parvus species	accepted (GBIF)	No associated record in PBDB
Nucleopygus peltitipos species	accepted (GBIF)	No associated record in PBDB
Nucleopygus piveteaui species	accepted (GBIF)	No associated record in PBDB
Nucleopygus platypetalus species	accepted (GBIF)	No associated record in PBDB
Nucleopygus salgadoi species	accepted (GBIF)	No associated record in PBDB
Nucleopygus sanctaluciae species	accepted (GBIF)	No associated record in PBDB
Nucleopygus scrobiculatus ✝ species	listed (PBDB)		12	101 Ma Late/Upper Cretaceous	70.6 Ma Late/Upper Cretaceous
Nucleopygus similis ✝ species	listed (PBDB)		11	105 Ma Early/Lower Cretaceous	99.6 Ma Late/Upper Cretaceous
Nucleopygus tamarindensis species	accepted (GBIF)	No associated record in PBDB
Nucleopygus texanus ✝ species	listed (PBDB)		2	89.8 Ma Late/Upper Cretaceous	89.8 Ma Late/Upper Cretaceous

Obsolete Names

Name	Source	Taxon Rank	Taxonomy
Porobrissus Lambert, 1916	GBIF	genus	Animalia : Echinodermata : Echinoidea : Cassiduloida : Apatopygidae : *Porobrissus*
Lychnidius Pomel, 1883	GBIF	genus	Animalia : Echinodermata : Echinoidea : Cassiduloida : Apatopygidae : *Lychnidius*

Synonymy List

Year	Name and Author
1840	Nucleopygus Agassiz p. 7
1962	Nucleopygus Kier p. 164
1966	Nucleopygus Kier p. U514
1991	Nucleopygus Smith p. 40
1995	Nucleopygus Smith p. 216
2002	Nucleopygus Sepkoski, Jr.

References

Agassiz L. , Catalogus systematicus Ectyporum Echinodermatum fossilium Musei Neocomiensis, secundum ordinem zoologicum dispositus; adjectis synonymis recentioribus, nec non stratis et locis in quibus reperiuntur. Sequuntur characteres diagnostici generum novorum vel minus cognitorum. Petitpierre, Neuchâtel, 1-20

Kier P. M. (1962) Revision of the cassiduloid echinoids, Smithsonian Miscellaneous Collections 144 3, 1-262

Kier P. M. (1966) Cassiduloids, Treatise on Invertebrate Paleontology, Part U. Echinodermata. 3 (2). Geological Society of America and University of Kansas Press, Boulder and Lawrence, U492-U523

Smith A. B. (1991) Taxonomic descriptions, in Cretaceous echinoids from north-eastern Brazil, Fossils and Strata 31, 1-88

Smith A. B. (1995) Late Campanian-Maastrichtian echinoids from the United Arab Emirates-Oman border region, Bulletin of the Natural History Museum (Geology Series) 51, 121-240

Sepkoski, Jr. J. J. (2002) A compendium of fossil marine animal genera, Bulletins of American Paleontology 363, 1-560

Museum Victoria KEmu database (Oct 2006) - via The Interim Register of Marine and Nonmarine Genera

Nomenclator Zoologicus. A list of the names of genera and subgenera in zoology from the tenth edition of Linnaeus, 1758 to the end of 2004. Digitised by uBio from vols. 1-9 of Neave (ed.), 1939-1996 plus supplementary digital-only volume. http://ubio.org/NomenclatorZoologicus (as at 2006). - via The Interim Register of Marine and Nonmarine Genera

Sepkoski, J. J., Jr. (2002). A compendium of fossil marine animal genera. Bulletins of American Paleontology. 363, 1-560. - via The Interim Register of Marine and Nonmarine Genera

WoRMS (Mar 2013) - via The Interim Register of Marine and Nonmarine Genera

Cat. Syst. Echin. - via The Interim Register of Marine and Nonmarine Genera

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 Fossil Distribution Subtaxa Obsolete Names Synonymy List References

Go to top of page