Isocrinida
Isocrinida | |
---|---|
Isocrinus nicoleti columnals; Middle Jurassic; Carmel Formation; Utah. | |
Scientific classification | |
Kingdom: | Animalia |
Phylum: | Echinodermata |
Class: | Crinoidea |
Order: | Isocrinida |
Isocrinida is an order of sea lilies which contains four extant families.
Extant families
- Suborder Isocrinina Sieverts-Doreck, 1952
- family Cainocrinidae Simms, 1988 -- 1 genus (1 species)
- family Isocrinidae Gislén, 1924 -- 3 genus (3 species)
- family Isselicrinidae Klikushkin, 1977 -- 4 genus (18 species)
- family Proisocrinidae Rasmussen, 1978 -- 1 genus (1 species)
- Suborder Pentacrinitina Gray, 1842 †
- family Pentacrinitidae Gray, 1842 †
- Neocrinus decorus (Isocrinidae)
- Endoxocrinus sp.
- Endoxocrinus parrae
- Isocrinus asteria
References
- Hess H (2011) Isocrinida. In: Hess, H., Messing, C.G., Ausich, W.I. (Eds.), Treatise on Invertebrate Paleontology, Part T, Echinodermata 2 Revised, Crinoidea, vol. 3. University of Kansas Press, Lawrence, Kansas, pp. 42–69.
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