The present monocystid gregarine obtained from the
seminal vesicles of the earthworm Amynthas hawayanus, the
gamont is elongated with irregular outline. The anterior end is
broad and the posterior end is narrow. There is a prominent
constriction between the anterior and posterior end. The broad
anterior end of the gamont has a cup like depression. The
posterior tip of the posterior end of the gamont is rounded.
The mucron is not distinct and present at the anterior end of
the body.