Where: Chubut, Argentina (43.5° S, 70.8° W: paleocoordinates 56.5° S, 81.4° W)
• coordinate based on nearby landmark
• local area-level geographic resolution
When: Cancrinella brachiopod zone, Mojon de Hierro Formation (Tepuel Group), Bashkirian to Bashkirian (323.2 - 307.0 Ma)
• =5th fossiliferous horizon of Mojon de Hierro Formation. Cancrinella Zone is basal Permian in Argentina.
Environment/lithology: marine; lithified sandstone and lithified conglomerate
Size class: macrofossils
Preservation: cast, mold/impression
Primary reference: C. R. Gonzalez. 1974. Bivalvos del Permico inferior de Chubut, Argentina. Acta Geologica Lilloana 12:233-271 [D. Bottjer/M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 39936: authorized by David Bottjer, entered by Matthew Clapham on 12.06.2004, edited by Uta Merkel and Pete Wagner
Creative Commons license: CC BY (attribution)
Taxonomic list
Anthozoa | |
"? Zaphrentis sp." = Zaphrenthis
"? Zaphrentis sp." = Zaphrenthis Rafinesque and Clifford 1820 horn coral | |
Deuteropoda | |
Ostracoda indet. Latreille 1802 ostracod | |
Strophomenata | |
"Cancrinella farleyensis" = Costatumulus farleyensis
"Cancrinella farleyensis" = Costatumulus farleyensis Etheridge and Dun 1909 | |
Stenolaemata | |
Fenestella sp. Lonsdale 1839 | |
Hyolitha | |
Hyolithes amosi Gonzalez and Sabattini 1972 | |
Bivalvia | |
| |
Phestia sp. Chernyshev 1951 clam | |
Nuculopsis sp. Girty 1912 nut clam | |
Palaeolima antinaoensis González 1972 file clam | |
Streblopteria sp. n. sp.
| |
Euchondria sabattini n. sp.
Euchondria sabattini n. sp. scallop | |
Naiadites teckaensis n. sp.
Naiadites teckaensis n. sp. clam | |
"Cosmomya (Palaeocosmomya) chubutensis" = Sueroa chubutensis González 1969 clam
? Sanguinolites sp. M'Coy 1844 clam | |
"? Netschajewia sp." = Stutchburia
"? Netschajewia sp." = Stutchburia Etheridge 1900 clam | |
Schizodus sp. King 1844 clam | |
Gastropoda | |
Gastropoda indet. Cuvier 1795 snail | |
| |
"Yunnania subpygmaea" = Yunnania pygmaeus2
| |
Callitomaria tepuelensis n. sp.2
| |
Peruvispira sueroi n. sp.2, "Mourlonia (Pseudobaylea) popperimensis" = Pseudobaylea poperimensis2, Glabrocingulum sp.
Glabrocingulum sp. Thomas 1940 snail |