Genus Prismatolaimus
de Man, 1880
Definition: Monhysterinae. Cuticle with fine transverse
striae, without body bristles. Amphids slit-like and obscure.
Head not offset but with 2 circlets of 6 long and 4 shorter bristles respectively;
lips rounded with a terminal circlet of 6 minute apical papillae.
Stoma less than a head-width long, fairly wide with cuticularized walls;
its base sometimes with denticulated cushions and a small dorsal tooth.
Oesophagus cylindrical with a more or less spherical oesophago-intestinal
cell group. Female gonads reflexed, paired and opposed, or single.
Spicules paired and slightly arcuate; gubernaculum absent. A series
of pre-anal, mid-ventral supplements extend as far forward as the oesophageal
region. Caudal glands and a terminal duct present.
Type Species: Prismatolaimus intermedius (Butschli, 1873)
de Man, 1880
syn. Monhystera intermedius Butschli, 1873
P. hawaiiensis Cobb, 1906
-Goodey, 1963
DNA Sequences Obtained