Tetrarca Nordsieck 1969 (clam)

Bivalvia - Arcida - Cucullaeidae

Parent taxon: Cucullaeinae according to G. Vermeij and K. Amano 2021

Sister taxa: Cucullaea, Dicranodonta, Megacucullaea, Noramya, Pseudocucullaea, Lopatinia

Subtaxa: Tetrarca acuminata Tetrarca boucardi Tetrarca fernandezensis Tetrarca leptogrammica Tetrarca sisquocensis Tetrarca tetragona Tetrarca washingtoniana

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Type: Arca tetragona

Ecology: facultatively mobile semi-infaunal suspension feeder

Distribution:

• Quaternary of Italy (2 collections), Japan (6), Morocco (1), Portugal (4)

• Pliocene of Belgium (1), Italy (1), Japan (4), the Russian Federation (1), the United Kingdom (4)

• Miocene of Italy (2), the Russian Federation (4), United States (1: California)

• Eocene of United States (4: Washington)

Total: 35 collections including 36 occurrences

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Specimen images are retrieved through the ePANDDA API.


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