Acutostrea idriaensis Gabb 1868 (oyster)

Bivalvia - Ostreida - Flemingostreidae

Alternative combination: Ostrea idriaensis

Synonyms: Ostrea columbiana Weaver and Palmer 1922, Ostrea oregonensis Packard 1923

Full reference: W. M. Gabb. 1868. Section II. Cretaceous Fossils. Part I. Description of New Species. Palaeontology of California, Volume II, Cretaceous and Tertiary Fossils 127-205

Belongs to Acutostrea according to R. L. Squires 2018

See also Durham 1944, Gabb 1868, Hanna 1927, Moore 1987, Squires 1984, Squires 1999, Stewart 1930, Turner 1938, Vokes 1935, Waring 1917 and Weaver and Palmer 1922

Sister taxa: Acutostrea gaviota, Acutostrea griesensis, Acutostrea incurva, Acutostrea miguelensis, Acutostrea orientalis, Ostrea plumosa

Subtaxa: Acutostrea idriaensis idriaensis

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Type specimens:

  • Acutostrea idriaensis: MCZ 15048, a shell
  • Ostrea columbiana: Its type locality is UW 340, which is in a Bartonian marine horizon in the Cowlitz Formation of Washington.
  • Ostrea oregonensis:

Ecology: stationary epifaunal suspension feeder

Distribution:

• Eocene of United States (35: California, Oregon, Washington collections)

• Paleocene to Eocene of United States (3: California)

• Paleocene of United States (1: California)

Total: 39 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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