Species of Chaetognatha known (or suspected) to occur in the eastern North Pacific Ocean off California, Oregon and Washington

This list is compiled by Erik V. Thuesen from various sources (especially those of Alvariño, Bieri and Casanova) and my own personal observations. Some of these species are linked to their own web pages (WORK IN PROGRESS). Links to other chaetognath taxonomy lists are at the bottom of this page.

Family Spadellidae Tokioka, 1965

Genus Spadella Langerhans, 1880
Spadella bradshawi Bieri, 1974
Genus Paraspadella Salvini-Plawen, 1987
Paraspadella pimukatharos (Alvariño, 1987)

Family Eukrohniidae Tokioka, 1965

Genus Eukrohnia Ritter-Záhony, 1909
Eukrohnia hamata (Möbius, 1875)
Eukrohnia bathyantarctica David, 1958
Eukrohnia bathypelagica Alvariño, 1962
Eukrohnia fowleri Ritter-Záhony, 1909
Eukrohnia macroneura Casanova, 1986

Family Heterokrohniidae Casanova, 1985

Genus Heterokrohnia Ritter-Záhony, 1911
Heterokrohnia mirabilis Ritter-Záhony, 1911
Heterokrohnia alvinae Casanova, 1992
Heterokrohnia heterodonta Casanova, 1986
Heterokrohnia murina Casanova, 1986
Heterokrohnia wishernae Casanova, 1992
Genus Archeterokrohnia Casanova, 1986
Archeterokrohnia rubra Casanova, 1986

Family Krohnittellidae Bieri, 1989

Genus Krohnittella Germain and Joubin
Krohnittella tokiokai Bieri, 1974

Family Krohnittidae Tokioka, 1965

Genus Krohnitta Ritter-Záhony, 1910
Krohnitta subtilis (Grassi, 1881)
Krohnitta pacifica (Aida, 1897)

Family Sagittidae Claus and Groben, 1905

Genus Sagitta Quoy and Gaimard, 1827
Sagitta bipunctata Quoy and Gaimard, 1828
Genus Aidanosagitta Tokioka and Pathansali, 1963
Aidanosagitta neglecta (Aida, 1897)
Aidanosagitta regularis (Aida, 1897)
Genus Caecosagitta Tokioka, 1965
Caecosagitta macrocephala (Fowler, 1904)
Genus Decipisagitta Bieri, 1991b
Decipisagitta decipiens (Fowler, 1905)
Genus Ferosagitta Kassatkina, 1971
Ferosagitta robusta (Doncaster, 1902) (non-Alvariño, 1962)
Ferosagitta americana (Tokioka, 1959)
Ferosagitta ferox (Doncaster, 1902) (non-Alvariño, 1962)
Genus Flaccisagitta Tokioka, 1965
Flaccisagitta hexaptera (dÕOrbigny, 1836)
Flaccisagitta enflata (Grassi, 1881)
Genus Mesosagitta Tokioka (1965)
Mesosagitta minima (Grassi, 1881)
Genus Parasagitta Tokioka, 1965
Parasagitta elegans (Verrill, 1873)
Parasagitta euneritica (Alvariño, 1962)
Parasagitta friderici (Ritter-Záhony, 1911)
Genus Pseudosagitta Germain and Joubin, 1912
Pseudosagitta lyra (Krohn, 1853)
Pseudosagitta maxima (Conant, 1896)
Genus Serratosagitta Tokioka, 1965
Serratosagitta bierii (Alvariño, 1961)
Serratosagitta pacifica (Tokioka, 1940)
Serratosagitta pseudoserratodentata (Tokioka, 1939)
Genus Solidosagitta Tokioka, 1965
Solidosagitta zetesios (Fowler, 1905)
Genus Zonosagitta Tokioka, 1965
Zonosagitta bedoti (Beraneck, 1895)
Zonosagitta pulchra (Doncaster, 1902)

Family Pterosagittidae Tokioka, 1965

Genus Pterosagitta Costa, 1869
Pterosagitta draco (Krohn, 1853)


Links to other chaetognath taxonomy lists

  • Go to list of all species of Chaetognatha
  • Go to higher chaetognath nomenclature
  • A Key to the common near-shore chaetognaths off California, Oregon and Washington
  • A Key to deep-sea chaetognaths off California, Oregon and Washington
  • Return to Chaetognath main page (see some more links there)
  • Comments? Send me an email at thuesene@evergreen.edu.