Rhopalodinopsis

Heding, 1937

2 species

Rhopalodinids with mouth and anus clearly divided by dorsal interambulacrum. The podia, which are under the poles of the cylinder, are well-developed. Some 30 simple, unbranched tentacles. Calcareous ring has rudimentary forked tails. Calcareous bodies are in two layers with the deeper layers having thick knotty plates. Superficially samall reformed towers. (Heding & Panning, 1954)