Diagnosis
provided by World Register of Marine Species
A genus of Asterometridae with proximal cirrals constricted with projecting distal margin commonly developed as adoral spine; proximal pinnules as long as or longer than distal pinnules. As many as 30 arms.
- license
- cc-by-4.0
- copyright
- WoRMS Editorial Board
- bibliographic citation
- Hess H, Messing CG (2011) Comatulida. In: Hess H, Messing CG, Ausich WI. Treatise on Invertebrate Paleontology, Part T, Echinodermata 2 Revised, Crinoidea, vol. 3. University of Kansas Press, Lawrence, Kansas, pp. 70–146.
- contributor
- Messing, Charles, C.G.
