Bivalvia - Arcida - Cucullaeidae
Alternative combinations: Arca gravida, Cucullaea (Cyphoxis) gravida
Synonym: Arca decurtata Gabb 1864
Full reference: W. M. Gabb. 1864. Description of the Cretaceous fossils. Geological Survey of California Palaeontology 1:57-217
Belongs to Cucullaea (Idonearca) according to F. M. Anderson 1958
See also Gabb 1864 and Reinhart 1937
Sister taxa: Cucullaea (Idonearca) alamoensis, Cucullaea (Idonearca) buttensis, Cucullaea (Idonearca) calabaza, Cucullaea (Idonearca) diceras, Cucullaea (Idonearca) ezoensis, Cucullaea (Idonearca) grossaforma, Cucullaea (Idonearca) maresi, Cucullaea (Idonearca) melhaseana, Cucullaea (Idonearca) muensteri, Cucullaea (Idonearca) thevestensis, Cucullaea (Idonearca) tippana, Cucullaea (Idonearca) trigona, Cucullaea (Idonearca) youngi, Idonearca capax, Idonearca carolinensis, Idonearca deserti, Idonearca littlei, Idonearca orientalis, Idonearca stephensoni
Distribution:
• Cretaceous of Canada (1: British Columbia collection), United States (30: California)
Total: 31 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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