Adrana Adams and Adams 1858 (pointed nut clam)

Bivalvia - Protobranchia - Nuculanidae

Alternative spelling: Leda (Adrana)

Parent taxon: Nuculaninae according to E. V. Coan and P. Valentich-Scott 2012

See also Bouchet et al. 2010, Gardner 1945, Sepkoski 2002, Todd 2001, Vokes 1980 and Woodring 1973

Sister taxa: Comitileda, Culunana, Jupiteria, Ledina, Pseudoportlandia

Subtaxa: Adrana aegra Adrana agronomica Adrana aldrichiana Adrana dalliana Adrana electa Adrana ensinoides Adrana exoptata Adrana lanceolata Adrana newcombi Adrana quitanensis Adrana sowerbyana Adrana stena

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Type: Nucula lanceolata

Ecology: facultatively mobile infaunal deposit feeder

Distribution:

• Quaternary of Costa Rica (1 collection), Ecuador (2), Panama (2)

• Pliocene of Costa Rica (6), Panama (1), Trinidad and Tobago (2), the United Kingdom (1), Venezuela (3)

• Miocene of Brazil (3), Colombia (6), Ecuador (1), Panama (10), Trinidad and Tobago (6)

• Oligocene of Panama (2), Peru (2)

• Eocene of Peru (2), United States (4: Louisiana, Texas)

• Paleocene of United States (1: Texas)

Total: 55 collections including 56 occurrences

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Specimen images are retrieved through the ePANDDA API.


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