Litostomatea
: Haptoria: Pharyngophorida: Tracheliidae
Trachelius
ovum
Ehrenberg, 1833
Genus: Body oval to round, rear rounded; 1 proboscis (Illustrated Guide, 1985).
Round
cytostome at base of neck; contractile vacuoles many (Kudo, 1966).
Species:
Trachelius ovum
, cell body
362
μm long,
180
μm wide, x 100, x 200, x 400, Japan, 1998 by Y. Tsukii
200 μm
400 μm
600 μm; x 100
100 μm
200 μm
300 μm; x 200
50 μm
100 μm
150 μm; x 400
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