Claparède, 1863
Description:
Exogoninae with one pair of tentacular cirri. Dorsal cirri flask-shaped, absent on second segment. Body with adhesive papillae. Eversible pharynx with a single tooth.
The following species of this genus occur in the region:
Sphaerosyllis bulbosa
Sphaerosyllis erinaceus
Sphaerosyllis hystrix
Sphaerosyllis tetralix