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Argopecten thetidis Sowerby 1850 (calico scallop)

Bivalvia - Pectinida - Pectinoidae

PaleoDB taxon number: 244820

Alternative combinations: Aequipecten thetidis, Chlamys thetidis, Pecten (Aequipecten) thetidis, Pecten thetidis

Synonyms: Aequipecten oxygonum Sowerby 1850 (no. 102110), Chlamys oxygonum Sowerby 1850 (no. 244824), Pecten (Aequipecten) augusticostatus Gabb 1873 (no. 244826), Pecten (Aequipecten) oxygonum Sowerby 1850 (no. 102109), Pecten (Pecten) eugrammatus Dall 1898 (no. 244822), Pecten augusticostatus Gabb 1873 (no. 244825), Pecten hatoviejonis Maury 1917 (no. 244823), Pecten oxygonum Sowerby 1850 (no. 102108), Pecten oxygonus Sowerby 1850 (no. 244821)

Belongs to Argopecten according to T. R. Waller 2011

Sister taxa: Argopecten abietis, Argopecten ameleus, Argopecten anteamplicostata, Argopecten antonitaensis, Argopecten callidus, Argopecten crassiradiatus, Argopecten cristobalensis, Argopecten daideleus, Argopecten demiurgus, Argopecten deserti, Argopecten diminutivus, Argopecten eboreus yorkensis, Argopecten eccentricus, Argopecten ericellus, Argopecten evermanni, Argopecten gibbus, Argopecten gilbertharrisi, Argopecten gratus, Argopecten hakei, Argopecten inaequalis, Argopecten insuetus, Argopecten invalidus, Argopecten irradians, Argopecten levicostatus, Argopecten mendenhalli, Argopecten nerterus, Argopecten parathetidis, Argopecten percarus, Argopecten purpuratus, Argopecten revellei, Argopecten subdolus, Argopecten sverdrupi, Argopecten uselmae, Argopecten venezualanus, Argopecten ventricosus, Argopecten woodringi, Chlamys (Argopecten) agronomica, Chlamys (Plagioctenium) howei, Pecten (Plagioctenium) mendenhalli, Pecten (Plagioctenium) operculiformis, Chlamys (Plagioctenium) mcguirti, Pecten (Plagioctenium) neahensis, Chlamys (Plagioctenium) diprosopa, Chlamys (Plagioctenium) reedsi

Subtaxa: Pecten oxygonum optimum

View classification

Type specimens:

  • Argopecten thetidis: BMNH LL11355, a shell
  • Aequipecten oxygonum:
  • Pecten (Aequipecten) augusticostatus:
  • Pecten (Pecten) eugrammatus:
  • Pecten hatoviejonis:

Ecology: facultatively mobile epifaunal suspension feeder

Average measurements (in mm): shell 24.0 x 26.0