gracilis Müller & Troschel, 1842, Echinaster
Echinaster gracilis Müller & Troschel, 1842: 25 .
Othilia purpureus Gray, 1840: 282, n. syn.
CURRENT STATUS. — Echinaster purpureus (Gray, 1840) .
TYPE MATERIAL. — Unknown origin • 1 syntype;MNHN-IE-2017-1424.
REMARK
E. gracilis inhabits Indian Seas according to Dujardin & Hupé (1862).
The species shares all the characteristics of the common Indian Ocean species Echinaster purpureus, having a reticulated skeleton and abactinal plates arranged in longitudinal series.