Stygodesmodora Blome, 1982

Leduc, Daniel & Verschelde, Dominick, 2015, New Spirinia and Stygodesmodora species (Nematoda, Spiriniinae) from the Southwest Pacific, and a revision of the related genera Spirinia, Chromaspirina and Perspiria, European Journal of Taxonomy 118, pp. 1-25 : 15

Genus Stygodesmodora Blome, 1982

Type species

Stygodesmodora epixantha Blome, 1982 .

Emended diagnosis (modified from Blome 1982)

Cuticle with coarse annulations; numerous long somatic setae may be present; annulated head region (sometimes intraspecific variation, with the head of some specimens only partially annulated in dorsal and ventral regions). Amphid unispiral or spiral located on amphideal plate; small to medium sized buccal cavity with dorsal tooth and (usually) smaller subventral teeth. Pharynx with rounded or pyriform posterior bulb, without cuticularised lumen. Pre-cloacal supplements present or absent; spicules short, arcuate, and with well-developed capitulum; gubernaculum present.

Valid species

S. bacillicauda ( Gerlach, 1963)

S. epixantha Blome, 1982

S pecies inquirenda

S. rotundicephala ( Cobb, 1920)