Where: Peru (5.5° S, 78.5° W: paleocoordinates 12.2° S, 54.0° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Romiron Formation, Middle Cenomanian (99.6 - 93.5 Ma)
• bed-level stratigraphic resolution
Environment/lithology: offshore shelf; lithified limestone and lithified shale
Size class: macrofossils
Primary reference: A. V. Dhondt and E. Jaillard. 2005. Cretaceous bivalves from Ecuador and northern Peru. Journal of South American Earth Sciences 19:325-342 [W. Kiessling/U. Merkel]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 61918: authorized by Wolfgang Kiessling, entered by Uta Merkel on 07.07.2006
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Heterodonta indet. Neumayr 1884 clam | |
Trigonia sp. Bruguière 1789 clam | |
Exogyra trigeri oyster | |
Oscillopha syphax oyster | |
? Chlamys stantoni scallop
Merklinia sp. Sobetski 1960 scallop |