Where: Argentina (38.0° S, 69.8° W: paleocoordinates 37.5° S, 33.7° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Pilmatue Member (Bajada del Agria Formation), Early/Lower Hauterivian (136.4 - 130.0 Ma)
• Shell Bed F, Hoplitocrioceras gentilii Zone
• bed-level stratigraphic resolution
Environment/lithology: shoreface; lithified, fine-grained, medium sandstone
Size class: macrofossils
Primary reference: D. G. Lazo. 2003. Taxonomy, facies relationships and palaeobiology of bakevelliid bivalves from the Lower Cretaceous of west-central Argentina . Cretaceous Research 24(6):765-788 [W. Kiessling/W. Kiessling/W. Kiessling]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 44743: authorized by Wolfgang Kiessling, entered by Wolfgang Kiessling on 17.09.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Bryozoa | |
Bryozoa indet. Ehrenberg 1831 | |
Polychaeta | |
Serpulidae indet. Rafinesque 1835 | |
Bivalvia | |
Cucullaea gabrielis clam | |
Gervillella aviculoides Sowerby 1814 oyster | |
"Amphidonte (Ceratostreon) sp." = Ceratostreon
"Amphidonte (Ceratostreon) sp." = Ceratostreon Bayle 1878 oyster | |
Trigonia carinata clam | |
| |
Ptychomya koeneni clam | |
Cephalopoda | |
Hoplitocrioceras sp. ammonite |