Madracis formosa Wells, 1973
eight-ray finger coral
photo by Veron, Charlie (J.E.N.)

Family:  Astrocoeniidae ()
Max. size: 
Environment:  reef-associated; marine; depth range 15 - 95 m
Distribution:  Western Central Atlantic: Caribbean.
Diagnosis:  Colonies usually columnar and columns are club-shaped and slightly flattened. Corallites are widely separated and circular in outline, green with yellow oral discs.
Biology:  Zooxanthellate (Ref. 116012). Found in lower reef slopes protected from wave action (Ref. 1663). Members of the class Anthozoa are either gonochoric or hermaphroditic. Mature gametes are shed into the coelenteron and spawned through the mouth. Life cycle: The zygote develops into a planktonic planula larva. Metamorphosis begins with early morphogenesis of tentacles, septa and pharynx before larval settlement on the aboral end (Ref. 833).
IUCN Red List Status: (LC); Date assessed: 01 January 2008 Ref. (120744)
Threat to humans: 
Country info:   

Entered by: Dar, Christine - 11.12.05
Modified by: Polido, Rubyann Robelle - 17.08.17

Source and more info: For personal, classroom, and other internal use only. Not for publication.

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