Bivalvia - Trigoniida - Megatrigonioidae
Alternative combinations: Trigonia evansana, Trigonia evansii
Synonyms: Trigonia churchi Anderson 1958, Trigonia inezana Packard 1921
Belongs to Pterotrigonia according to D. L. Jones 1960
See also Anderson 1958, Cooper 2015, Gabb 1864, Haggart and Graham 2018, Packard 1921 and Waring 1917
Sister taxa: Pterotrigonia (Acanthotrigonia), Pterotrigonia (Pterotrigonia), Pterotrigonia (Ptilotrigonia), Pterotrigonia (Rinetrigonia), Pterotrigonia (Scabrotrigonia), Pterotrigonia borgesi, Pterotrigonia cristata, Pterotrigonia ethra, Pterotrigonia klamathonia, Pterotrigonia oregana, Pterotrigonia vaelsiensis, Pisotrigonia salebrosa, Rinetrigonia ventricosa
Ecology: facultatively mobile infaunal suspension feeder
Distribution:
• Cretaceous of Canada (2: British Columbia collections), United States (84: California)
Total: 86 collections including 87 occurrences
Specimen images are retrieved through the ePANDDA API.
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