Higher Classification: > Kingdom Animalia > Subkingdom Eumetazoa > Phylum Annelida > Class Polychaeta > Subclass Sedentaria > Infraclass Canalipalpata > Order Spionida > Suborder Spioniformia > Family Spionidae

Spio Fabricius, 1785

Rank: Genus
Taxon Status: accepted

Relationships towards this taxon

Genus group names

*Euspio*	McIntosh, 1915	generic synonym
*Paraspio*	Czerniavsky, 1881	generic synonym

Children

Spio armata (Thulin, 1957)
Spio crenaticornis Montagu, 1816
Spio decorata Bobretzky, 1870
Spio filicornis (Müller, 1776)
Spio goniocephala Thulin, 1957
Spio martinensis Mesnil, 1896
Spio multioculata (Rioja, 1918)
Spio parva (Dalyell, 1853)
Spio symphyta Meißner, Bick & Bastrop, 2011

Literature

original description	Fabricius, O. (1785). Von dem Spio-Geschlecht, einem neuen Wurmgeschlecht Nereis seticornis und Nereis filicornis, mit Abbildungen. Schriften der Berlinischen Gesellschaft naturforschender Freunde. 6: 256-270, plate V.
basis of record	Bellan, G. (2001). Polychaeta, in: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels. 50: 214-231.
additional source	Meißner, K.; Bick, A.; Bastrop, R. 2011. On the identity of Spio filicornis (O.F. Muller, 1776)—with the designation of a neotype, and the description of two new species from the North East Atlantic Ocean based on morphological and genetic studies. Zootaxa (2815): 1-27
additional source	Fauchald, K. (1977). The polychaete worms, definitions and keys to the orders, families and genera. Natural History Museum of Los Angeles County: Los Angeles, CA (USA), Science Series. 28:1-188.
subsequent type designation	Söderström, Adolf. (1920). Studien über die Polychätenfamilie Spionidae. [published thesis]. Uppsala University, printed Almquist and Wicksells, 286 pp.

Genbank

Citation

Read, G.; Fauchald, K. (Ed.) (2025). World Polychaeta Database. Spio Fabricius, 1785. Via: Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvantidis, C.; Appeltans, W. (2011) European Register of Marine Species, Accessed through PESI at http://www.eu-nomen.eu/portal/taxon.php?GUID=urn:lsid:marinespecies.org:taxname:129625