Chromadoridae (Chromadorida: Nematoda) from the Indian Ocean: Description of new and known species

Abstract

Seventeen new and known species of the familyChromadoridae are described. The genus Dichromadora is represented by five species. Dichromadora longicaudata sp.n. is characterised bya slender body and thin long tail; Dichromadoragathuai sp.n. is characterised by a blunt anteriorend, a raised lateral alae and a gubernaculum that isserrated on the posterior end; D. loiseae sp.n.is characterised by a blunt anterior end with a raisedcollar, double bulb, spicules with a poorly developedcapitulum and seven pre-cloacal supplements; D.cucullata, Lorenzen, 1973 is characterised by lateraldifferentiation of two (four?) longitudinal rows ofdots, seven pre-cloacal supplements and spicules witha rounded capitulum that is open at the tip; D.quadripapillata sp.n. is characterised by acylindrical body with an elongate tail end, two(four?) longitudinal rows of dots, anterior pharyngealregion with two pairs of setae, spicules with poorlydeveloped capitulum and four (1+3) pre-cloacalsupplements.