Meyliidae De Coninck, 1965

Bezerra, Tania Nara, Pape, Ellen, Hauquier, Freija & Vanreusel, Ann, 2021, Description and distribution of Erebussau nom. nov. pro Erebus Bussau, 1993 nec Erebus Latreille, 1810 with description of a new specie, and of Odetenema gesarae gen. nov., sp. nov. (Nematoda: Desmoscolecida) from nodule-bearing abyssal sediments in the Pacific, Zootaxa 4903 (4), pp. 542-562 : 546-547

Family Meyliidae De Coninck, 1965

Diagnosis: Adapted from Decraemer and Rho (2014). Body slender or fusiform. Body with fine striation, appearing smooth; with or without ornamentation. Ornamentation either with transverse rows of fine spines, or longitudinal differentiations of ridges or spines; transverse striae may be interrupted by a narrow lateral field; rarely smooth cuticle, i.e., without striae. Few somatic setae, not differentiated. Amphidial fovea large vesicular with or without inner spiral structure, mostly located on the cephalic region, rarely postcephalic. Cephalic cuticle usually smooth, either thickened and cuticularised or thin. Cephalic setae on short peduncle or directly inserted into cephalic cuticle. Pharynx anteriorly muscular, posteriorly tapering, usually with large overlapping dorsal gland. Pigment spots rarely present. Pseudocoelomocytes usually present. Male reproductive system with two testes, the posterior one reflexed; spicules arched; gubernaculum with apophysis, rarely absent. Female reproductive system didelphic-amphidelphic with ovaries reflexed. Phasmata-like sructures present in Erebussau .

Type genus: Meylia Gerlach, 1956 . Other genera: Boucherius , Gerlachius , Noffsingeria , and Erebussau nom. nov. in present article.