Higher Classification: > Kingdom Animalia > Subkingdom Eumetazoa > Phylum Nematoda > Class Chromadorea > Subclass Chromadoria > Order Rhabditida > Suborder Spirurina > Infraorder Ascaridomorpha > Superfamily Ascaridoidea > Family Anisakidae > Subfamily Contracaecinae > Genus Contracaecum

Contracaecum microcephalum (Rudolphi, 1809) Baylis, 1920

Rank: Species
Taxon Status: accepted

Relationships towards this taxon

Genus group names

*Contracaecum*	Railliet & Henry, 1912	accepted genus name

Species group names

*Ascaris microcephalum*	Rudolphi, 1809	objective synonym
*Ascaris microcephala*	Rudolphi, 1809	synonym

Literature

basis of record	Shamsi, S.; Norman, R.; Gasser, R.; Beveridge, I. (2009). Redescription and genetic characterization of selected Contracaecum spp. (Nematoda: Anisakidae) from various hosts in Australia. Parasitology Research. 104(6): 1507-1525.
additional source	El-Dakhly, K. M.; Hussein, N. M.; El-Nahas, E.-S. (2018). Occurrence of Helminths in the Great Cormorants, Phalacrocorax carbo, in Qena, Egypt. Journal of Advanced Veterinary Research. 8 (1),6-11.
additional source	Garbin, L. E.; Diaz, J. I.; Servián, A.; Fusaro, B.; Navone, G. T. (2023). The genus Contracaecum Raillet & Henry (Nematoda: Anisakidae): host and geographical distribution on Neotropical and Antarctic species. Zootaxa. 5256(1): 43-62.
additional source	Carvalho, E. L. D.; Santana, R. L. S.; Mangas, T. P.; Giese, E. G. (2024). Diversity of helminths parasitizing Phalacrocorax brasilianus (Gmelin, 1789) in the Brazilian Amazon. Revista Brasileira de Parasitologia Veterinária. 33 (4): 7 pp.
redescription	Moravec, F. (2013). Parasitic nematodes of freshwater fishes of Europe. Academia, Prague. 601 pp.

Genbank

Citation

Nemys eds. (2025). Nemys: World Database of Nematodes. Contracaecum microcephalum (Rudolphi, 1809) Baylis, 1920. 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:828411

Dr. David Gibson. Contracaecum microcephalum (Rudolphi, 1809) Baylis, 1920. Accessed through: Fauna Europaea at https://portal.cybertaxonomy.org/fauna-europaea/cdm_dataportal/taxon/cc12f759-7ace-4e31-851a-ba2fb5ef45cc