Bivalvia - Carditida - Astartidae
Alternative combinations: Corbula triangulata, Opis triangulata
Synonym: Opisoma pacifica Anderson 1958
Full reference: J. G. Cooper. 1894. Catalogue of Californian fossils. (Parts II, III, IV, and V). California State Mining Bureau Bulletin No. 4 1-65
Belongs to Opis (Hesperopis) according to R. L. Squires and L. R. Saul 2009
See also Cooper 1896
Sister taxa: Opis (Hesperopis) anae, Opis (Hesperopis) holzana, Opis (Hesperopis) popenoei, Opis (Hesperopis) rosarioensis, Opis (Hesperopis) vancouverensis
Ecology: facultatively mobile infaunal suspension feeder
Distribution:
• Paleocene of United States (1: California collection)
• Cretaceous of Mexico (3), United States (14: California)
Total: 18 collections including 19 occurrences
Specimen images are retrieved through the ePANDDA API.
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