Pararhyssocolpidae, Elshishka, Milka, Lazarova, Stela, Radoslavov, Georgi, Hristov, Petar & Peneva, Vlada K., 2015

Elshishka, Milka, Lazarova, Stela, Radoslavov, Georgi, Hristov, Petar & Peneva, Vlada K., 2015, New data on two remarkable Antarctic species Amblydorylaimusisokaryon (Loof, 1975) Andrassy, 1998 and Pararhyssocolpusparadoxus (Loof, 1975), gen. n., comb. n. (Nematoda, Dorylaimida), ZooKeys 511, pp. 25-68 : 40

Taxon classification Animalia Dorylaimida

Family Pararhyssocolpidae fam. n.

Diagnosis.

Dorylaimoidea. Nematodes of a medium sized body, 2-3 mm. Cuticle dorylaimoid, finely transversally striated. Lip region rounded, inner labial papillae distinct, not elevated, amalgamated and close to oral aperture, outer labial and cephalic papillae below the margin of oral field. Odontostyle slender, shorter than or as long as labial diameter, with narrow aperture, indistinct under LM and clear lumen. Odontophore simple. Guiding ring double. Pharynx occupying about half total pharynx length. Female genital system didelphic-amphidelphic, uterus bipartite, pars refringens vaginae well developed, vulva transverse. Irregularities and ruptures of body cuticle around vulva present. Spicules dorylaimoid, lateral guiding piece simple. Ventromedian supplements contiguous, numerous. Tail similar in both sexes, conical, ventrally arcuate, distal part long, finger-like. First stage juvenile with long sigmoid tail.