Cosmocercidae

The Cosmocercidae are a nematode family in the superfamily Cosmoceroidea.

Genera
Genera within the family Cosmocercidae include:
 * Cosmocercoides Wilkie, 1930
 * Nemhelix Morand & Petter, 1986 - with the only species Nemhelix bakeri Morand & Petter, 1986
 * Aplectana, with 42 species, type: Aplectana herediaensis