Genus: Oral cavity deep, opens ventrally away from apex; more internal tubular part precedes cytostome;
the tubular part of oral vacity extends to left (Illustrated Guide, 1985). Body laterally compressed
(Carey, 1992).
50 μm
100 μm
150 μm; x 400 :
31 μm
63 μm
94 μm; x 640
