Dioufnema, Digiani & Durette-Desset, 2013

Digiani, MarÍa Celina & Durette-Desset, Marie-Claude, 2013, Taxonomic revision of the genus Neoheligmonella Durette-Desset, 1971 (Nematoda, Heligmonellidae) parasitic in Muridae mainly from the Ethiopian Region, Zoosystema 35 (4), pp. 479-488 : 485

Genus Dioufnema n. gen.

( Fig. 1C )

DIAGNOSIS. — Heligmonellidae , Nippostrongylinae . Synlophe with 13 ridges at mid-body in both sexes. Careen absent. No ridges hypertrophied or especially developed. Left ridge and right ridge small, of similar size to dorsal ridges. Gradients in ridge size absent. Ridges on left ventral quadrant largest, ridges on ventral right quadrant smallest. Axis of orientation oblique. Bursa slightly dissymmetrical. Characteristic bursal pattern of type 1-3-1. Dorsal ray divided at mid-length. Spicules ending in one tip. SpL/BL 10%. UtL/BL 12%. Parasites of Ethiopian Muridae .

TYPE SPECIES. — Longistriata lemniscomysi Durette-Desset, 1970 by monotypy.

HOSTS. — Muridae .

HOST SITE. — Small intestine.

DISTRIBUTION. — Central African Republic.

ETYMOLOGY. — This genus is named in honour of Dr. Malick Diouf (University of Dakar, Senegal) in recognition of his valuable contribution to the knowledge of the Ethiopian Nippostrongylinae .

Figures

FIG. 1. — Synlophes of females at mid-body: A-C, after Durette-Desset (1970), modified; A, Neoheligmonella (Neoheligmonella) based on Neoheligmonella (Neoheligmonella) houini (Durette-Desset, 1970); B, Neoheligmonella (Duplantierus) n. subgen. based on Neoheligmonella (Duplantierus) bainae (Durette-Desset, 1970); C, Dioufnema n. gen. based on Dioufnema lemniscomysi (Durette- Desset, 1970) n. comb.; D, after Durette-Desset & Cassone (1986) modified, Taranchonema n. gen. based on Taranchonema dossoi (Durette-Desset & Cassone, 1986) n. comb. Abbreviations: r, right side; d, dorsal side. Scale bars: 50 µm.