Binema Travassos, 1925

Shah, Manjur, 2011, Nematode parasites of invertebrates from Manipur, North East India (Diagnosis, keys and illustration), Zootaxa 3107, pp. 1-37 : 21-22

Genus Binema Travassos, 1925

Generic diagnosis: Cephalic extremity formed by a circumoral ring and short second annule. Lateral alae present or absent in both sexes. Isthmus distinct or it is a constriction between corpus and bulb with or without a ring-like sub-ganglion at its middle of isthmus. Buccal cavity absent or present in females. Vulva posterior to midbody.

Gonads amphidelphic. Eggs broadly oval with polar filaments deposited in capsules containing 2– 3 eggs or nonencapsulated and laid in pairs. Tail conical or rounded with short or long caudal appendage or flagella-like, with or without fine striations near its tips. Caudal extremity in male conical to subulate, filiform or spike-like. Caudal papillae 5–10 pairs. Single median papilla present or absent. Spicule single or absent.