Where: Ecuador (2.6° S, 78.3° W: paleocoordinates 9.5° S, 52.0° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Basal Napo Formation, Late/Upper Albian (105.3 - 99.6 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: offshore shelf; lithified limestone and lithified sandstone
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 61910: authorized by Wolfgang Kiessling, entered by Uta Merkel on 07.07.2006
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Nuculana sp. Link 1807 pointed nut clam | |
Modiolus sp. Lamarck 1801 mussel | |
Oscillopha syphax oyster | |
Ceratostreon boussingaulti d'Orbigny 1842 oyster | |
Merklinia cf. chihuahuensis scallop
Spondylidae indet. Gray 1826 scallop | |
Neithea sp. Drouet 1824 scallop | |
Pterotrigonia sp. van Hoepen 1929 clam | |
Lucinidae indet. Fleming 1828 clam | |
Pleuromya sp. Meek 1873 clam | |
Cardiidae indet. Lamarck 1809 cockle | |
"Crassatella maroimensis" = Crassatellites maroimensis
"Crassatella maroimensis" = Crassatellites maroimensis White 1887 clam | |