Crinoidea | Millericrinida
. . (Ref. 73930)
Size / Weight / Age
Demersal; depth range 104 - 230 m (Ref. 81020)
Climate / Range
Western Pacific: China.
Members of the class Crinoidea are gonochoric. During spawning, the pinnule walls rupture and the eggs and sperms are shed into the seawater. Life cycle: Embryos elongate into free-swimming larvae (doliolaria) which later sink to the bottom where they metamorphose into stalked sessile crinoid (Ref. 833).
IUCN Red List Status (Ref. 114614)
CITES status (Ref. 94142)
Threat to humans
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Estimation of some characteristics with mathematical models