Panopea (bivalve)


Panopea is a genus of large marine bivalve molluscs or clams in the family Hiatellidae. There are 10 described species in Panopea. Many of them are known by the common name geoduck, from the name of the Pacific geoduck in the Lushootseed language;.

Extant species

Panopea abbreviata – southern geoduckPanopea australis Panopea bitruncata Panopea generosa Gould, 1850 – Pacific geoduckPanopea globosa Dall, 1898 – Cortes geoduckPanopea glycimeris Panopea japonica Adams, 1850 – Japanese geoduckPanopea smithae Powell, 1950Panopea zelandica Quoy & Gaimard, 1835 – deepwater clam

Extinct species

Extinct species within this genus include:
  • Panopea abrupta
  • Panopea depressa Martin 1859
  • Panopea dockensis Olsson and Petit 1964
  • Panopea elongata Conrad 1835
  • Panopea gastaldii Michelotti 1861
  • Panopea gurgitis Brongniart, 1822
  • Panopea intermedia Sowerby 1814
  • Panopea mackrothi Geinitz 1857
  • Panopea montignyana Martin 1859
  • Panopea orientalis Forbes 1846
  • Panopea remondii Gabb 1864
  • Panopea toulai Lundgren 1895
  • Panopea vaudini Deshayes 1857
The fossil record of the genus dates back to the Cretaceous . These fossils have been found all over the world.