Female, length 1/15", breadth 1/285".
External Characters.- Body tapering slightly anteriorly, but
more considerably posteriorly. Head truncate; no papillae. Integument
with longitudinal striae, 1/7500" apart. Pharyngeal cavity oval,
1/588" in length, with a single hook projecting from upper surface.
Oesophagus about 1/4th of total length. Intestinal cells
with light-coloured particles, having distinctly tessellated arrangement.
Anus 1/110" from posterior extremity. Vulva slightly
posterior to middle of body. Lateral canals broad, very indistinct,
only recognizable behind intestine; no cells apparent- merely a few
light-coloured scattered granules.
Male not seen.
Hab. Small pool amidst decaying moss and liverwort, Falmouth.
(Description- Bastian, 1865)