Diagnosis (from Jairajpuri, 1970)
Lips and labial papillae prominent. Buccal
cavity barrel-shaped, with or without a non-denticulate ventral ridge.
Dorsal tooth generally small, apex directed forward, and situated in anterior
half of buccal cavity. Esophago-intestinal junction non-tuberculate.
Ovaries paired, reflexed. Spicules and accessory pieces short and
stout. Tails similar, conoid, arcuate ventrally. Caudal glands
poorly developed or absent, spinneret absent or inconspicuous.
Clarkus comes close to Prionchulus
but differs in the absence of a denticulate ventral ridge in the buccal
Type species: Clarkus
papillatus (Bastian, 1865) n. comb.
syn. Mononchus papillatus Bastian, 1865
Species found: at: