Description

Description Cuticle coarsely striated (annuli ~ 1 μm width). Inner and outer labial sensilla not observable. Four cephalic sensilla setiform (~ 4 μm long) at anterior level of amphidial fovea, no subcephalic setae. Amphidial fovea cryptospiral located far forward on the head. Six longitudinal rows of short somatic setae (~ 1 – 3 μm long) running along anterior and mid body region; they become in four rows on the posterior region. Buccal cavity medium-sized, one dorsal tooth, two ventrosublateral smaller teeth. Pharynx muscular with posterior bulb and plasmatic interruptions. Cardia extended. Secretory-excretory system not observable. Tail conical, last portion without striation, short setae present, spinneret present. Male monorchic, anterior testis to the left of intestine. Spicules curved and slightly cephalated. Gubernaculum a narrow rod. Precloacal supplements (12 – 16) like small marks in the ventral cuticle. Juveniles are similar to adults, except for the development of the reproductive system.

Common Names

Taxonomic Hierarchy

Kingdom: Animalia

Phylum: Nematoda

Class: Chromadorea

Order: Desmodorida

Family: Desmodoridae

Genus: Paradesmodora

Species: Paradesmodora immersa Wieser, 1954