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Passo das Tropas, Santa Maria, Rio Grande do Sul, Brazil

Lat/Long (Decimal)-29.743,-53.792
Co-ordinates Derivationbased on nearby landmark
Given LocationRio Grande do Sul, Brazil
Mindat.org Region (for given coordinates)Santa Maria, Rio Grande do Sul, Brazil

Collections

CollectionReferenceStratigraphic NameCommentsLithologyAge
Passo das TropasPinto I. D. (1956)Santa MariaSommer et al (1985) argue for a T2 age, whereas Bortoluzz et al had previously believed a T3 age most likely - all based on floristic evidence and correlationssandstone242 - 237 Ma
Middle Triassic
Passo das Tropas, left side of road Santa Maria-Sao Sepe at the 7.8 kmPinto I. D., de Ornellas L. P. (1974)Santa Maria - Lower"insects found in lower part of formation" bottom 2.2 msiltstone242 - 237 Ma
Middle Triassic

Recorded Fossils

Accepted NameHierarchyAge
Neocalamites sp.
genus
Plantae : Tracheophyta : Polypodiopsida : Equisetales : Calamitaceae : Neocalamites242 - 237 Ma
Middle Triassic
Zuberia sp.
genus
Zuberia242 - 237 Ma
Middle Triassic
Dicroidium sp.
genus
Plantae : Peltaspermophyta : Peltaspermopsida : Peltaspermales : Umkomasiaceae : Dicroidium242 - 237 Ma
Middle Triassic
Pachypteris sp.
genus
Plantae : Tracheophyta : Umkomasiaceae : Pachypteris242 - 237 Ma
Middle Triassic
Pteruchus sp.
genus
Plantae : Peltaspermophyta : Peltaspermopsida : Peltaspermales : Umkomasiaceae : Pteruchus242 - 237 Ma
Middle Triassic
Samaropsis sp.
genus
Plantae : Tracheophyta : Pinopsida : Cordaitaceae : Samaropsis242 - 237 Ma
Middle Triassic
Estherites wianamatensis
species
Animalia : Arthropoda : Branchiopoda : Diplostraca : Lioestheriidae : Estherites : Estherites wianamatensis242 - 237 Ma
Middle Triassic
Euestheria azambujai
species
Animalia : Arthropoda : Branchiopoda : Diplostraca : Lioestheriidae : Euestheria : Euestheria azambujai242 - 237 Ma
Middle Triassic
Estheriina sp.
genus
Animalia : Arthropoda : Branchiopoda : Diplostraca : Limnadiidae : Estheriina242 - 237 Ma
Middle Triassic
Triassoblatta cargnini
species
Animalia : Arthropoda : Insecta : Blattodea : Triassoblattidae : Triassoblatta : Triassoblatta cargnini242 - 237 Ma
Middle Triassic
Sanctipaulus mendesi
species
Animalia : Arthropoda : Insecta : Trichoptera : Sanctipaulus : Sanctipaulus mendesi242 - 237 Ma
Middle Triassic

References

Pinto I. D. (1956) Artopods da Formacao Santa Maria (Triassico Superior) Do Rio Grande do Sul, com noticias sobre alguns restos vegetais, Boletim da Sociedade Brasileira de Geologia 5 1, 75-87
Pinto I. D., de Ornellas L. P. (1974) A new insect Triassoblatta cargnini Pinto et Ornellas, sp. nov., a Triassic blattoid from Santa Maria Formation, south Brazil, Anais da Academia Brasileira de Ciências 46, 515-521
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!
 
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