L. Agassiz, 1862
Stomach with radiating pouches divided peripherally into numerous branching canals ending blindly in marginal lappets; lacking a ring canal; gonads in complex, folded, downward eversions of subumbrellar wall; tentacles arising from subumbrella, at some distance from margin [Desmonema chierchianum ov; Drymonema dalmatinum ov].
Genus Desmonema
Genus Drymonema