Cyatholaimidae Filipjev, 1918

Datta, Tridip Kumar, Miljutin, Dmitry M., Chakraborty, Susanta Kumar & Mohapatra, Anil, 2016, Cyathoshiva amaleshi gen. n. sp. n. (Nematoda: Cyatholaimidae) from the coast of India, Zootaxa 4126 (4), pp. 577-586 : 579

Family Cyatholaimidae Filipjev, 1918

Diagnosis (after Tchesunov 2014). Chromadorida . Cuticle with transverse rows of punctations. Lateral punctations may be larger, irregular or arranged in longitudinal rows. Inner labial sensilla often setiform; six outer labial sensilla and four cephalic sensilla jointed in a single circle of ten setae (with very rare exceptions where in separate circles); the six outer labial sensilla longer than the four cephalic sensilla. Amphideal fovea lateral, multispiral. Cheilostoma with 12 distinctly cuticularised rugae. Pharyngostoma with a large dorsal tooth, and usually with one or two pairs of smaller ventrosublateral teeth. Pharynx without or rarely with terminal bulb. Female didelphicamphidelphic with anterior and posterior antidromously reflexed gonads always on different sides of the intestine. Male with two testes situated on opposite sides of the intestine, rarely with one testis; having different types of precloacal supplements or supplements absent.