Definition: Leptonchidae. Body cylindrical. Outer
cuticle smooth or with very fine criss-cross lines. Sub-cuticle striated.
Lateral cords broad, with coarse pores in 2 lines. Vestibule semi-cuticularized. Guiding ring apparently a strongly
cuticularized truncated cone. Spear very slender, with arcuate, heavily cuticularized truncated cone. Spear very slender, with
arcuate, heavily cuticularized extensions. Oesophagus a slender tube until it extends to the pyriform basal bulb containing a
straight lumen and 3 large gland nuclei. Pre-rectum obscurely differentiated from intestine, with a more transparent terminal
portion. Caudal pores almost terminal, unusually large and conspicuous. Vulva transverse; gonads paired, opposed,
reflexed. Testes, spicules and supplements dorylaimoid. Tails of sexes similar.
(Description- Goodey, 1963)
Type species: Leptonchus granulosus Cobb, 1920
Specimens from Costa Rica
Leptonchus sp. (1)
Species found: at:
|L. granulosus||Konza Prairie,||9-Mile Prairie,||Forensic|
|L. microdens||Konza Prairie|