Portlandia Mörch 1857 (clam)

Bivalvia - Protobranchia - Sareptidae

Alternative spellings: Nuculana (Portlandia), Yoldia (Portlandia)

Parent taxon: Yoldiinae according to E. V. Coan et al. 2000

See also Hayami 1975, Maxwell 1992, Richards 1962, Sepkoski 2002, Wienrich 1999 and Woodring 1973

Sister taxa: Megayoldia, Paleyoldia

Subtaxa: Portlandia arctica Portlandia glacialis Portlandia impressa Portlandia kakimii Portlandia laudabilis

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Ecology: facultatively mobile infaunal deposit feeder

Distribution:

• Quaternary of Canada (26: New Brunswick, Newfoundland, Newfoundland and Labrador, Nova Scotia, Nunavut, Ontario, Quebec collections), Greenland (21), Italy (1), Japan (1), Poland (3), the United Kingdom (2), United States (19: Maine, Vermont)

• Pliocene of Jamaica (3), Japan (3)

• Miocene of Chile (1), India (1), Indonesia (1), Japan (8)

• Oligocene of Denmark (2), Germany (1), Japan (15), the Netherlands (1), the Russian Federation (1), United States (3: Alaska, Washington)

• Eocene of Japan (7)

• Paleocene of Denmark (1), United States (3: California)

• Cretaceous of China (1), Denmark (1), Japan (5), Kazakhstan (1), Poland (5), the Russian Federation (1), Ukraine (1)

Total: 139 collections including 146 occurrences

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Specimen images are retrieved through the ePANDDA API.


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