Cosmocercoides karnatakaensis

Cosmocercoides karnatakaensis	Contents	Rev 09/29/2026
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Cosmocercoidea

Cosmocercidae

Cosmocercinae

Cosmocercoides karnatakaensis Rizvi, 2009

Morphology and Anatomy:

Small nematodes, broad anteriorly and sharply pointed posteriorly, with long filiform tail.
Lateral alae absent.
Mouth surrounded by three lips, one dorsal and two subventral.
Cuticle transversely striated.
Esophagus with a long corpus, distinct isthmus and a valvated endbulb.
Excretory pore anterior to endbuld.

Ref: Rizvi, 2009

Males:

Small somatic papillae as far anterior as esophagus.
Caudal alae absent.
Caudal papillae, rosette complex and simple types, 11:5:12 pairs present. Precloacal, 11 pairs; adcloacal 5 pairs; post-cloacal12 pairs of large rosette papillae studded on the entire tail,.
Spicules paired, long, pointed at distal end and equal in length.
Gubernaculum small.

Females:

Somatic papillae absent.
Didelphic, amphidelphic.
Vulva post equatorial, with protruding rounded vulval lips.
Uterus with embryos in different stages of development.

Reported median body size for this species (Length mm; width micrometers; weight micrograms) - Click:

Cosmocercoides karnatakaensis specimens were collected as nematode parasites pf the bronzed frog, Hylarana temporalis and the bicolored frog, Clinotarsus curtipes from the Bhadra Wildlife Sanctuary (Karnataka) in the Western Ghars of India.