Definition: Diplogasterinae. Stoma just longer than wide.
Lip ring entire. Glottoid apparatus only just anisoglottid; dorsal
metarhabdion pyramidiform, with inclined side ridges, the middle one reduced;
subventral segments smaller and without ridges but lightly cuticularized.
Oesophagus long and slender, though shorter than in Diplogastrellus,
precorpus with longitudinal strengthening ridges. Female tail long,
vulva median, the gonads equally developed; oviparous and only a few eggs
at a time in the uterus. Male with a wide bursa and a short tail
thread. 10 pairs of caudal papillae, of which 3 are pre-anal; the
first 6 pairs are long bristles, the last 4 minute papillae. The
last 3 pairs form a group at the base of the tail thread. There is
occasionally an extra ventro-median papilla or pairof papillae just anterior
to the spicule heads. Spicules long and slender, proximally knobbed
and distally split into 3 lobes. Gubernaculum about 1/3 as long and
Type species: Diplogasteriana demani (W. Schneider, 1923) Goodey,
(Description- Goodey, 1963