Capillaria (nematode)

Capillaria
Caudal extremity of male Eucoleus aerophilus (Capillaria aerophila) (scale bar – 100 μm)
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Nematoda
Class: Enoplea
Order: Enoplida
Family: Capillariidae
Genus: Capillaria
Zeder, 1800
Synonyms
  • Calodium Dujardin, 1844
  • Pseudocapillaroides Moravec & Cosgrove, 1982

Capillaria is a genus of nematodes in the family Capillariidae (or Trichinellidae, according to some classifications).

The taxonomy of the Capillariidae is disputed, with species included within either the single genus Capillaria or 22 different genera (Amphibiocapillaria, Aonchotheca, Baruscapillaria, Calodium, Capillaria, Capillostrongyloides, Crocodylocapillaria, Echinocoleus, Eucoleus, Freitascapillaria, Gessyella, Liniscus, Paracapillaria, Paracapillaroides, Pearsonema, Paratrichosoma, Pseudocapillaria, Piscicapillaria, Pseudocapillaroides, Pterothominx, Schulmanela, and Tenoranema). Older literature, and sometimes modern medical literature, tends to use Capillaria in the broader sense. The term capillariasis is generally used for diseases produced by all species currently or formerly classified in this genus.

Some species parasitic in fish, previously classified within Capillaria, are now included in Huffmanela (family Trichosomoididae).