| Type | Diagnosis | ||||||
| Language | English | ||||||
| ISO 639-3 | eng | ||||||
| Note | Heliometrinae with centrodorsal subconical to almost hemispherical, commonly low or with an aboral depression. Longest cirrals may be more than twice as long as wide. Brachials typically spinose. | ||||||
| Source | Hess H, Messing CG (2011) Comatulida. In: Hess H, Messing CG, Ausich WI. Treatise on Invertebrate Paleontology, Part T, Echinodermata 2 Revised, 1633 Crinoidea, vol. 3. University of Kansas Press, Lawrence, Kansas, pp. 70–146. | ||||||
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