Madracis decactis (Lyman, 1859).

CC species number = 17

Photograph: The top photo is an SEM image of an individual corallite with a scale bar of 1 mm.  The bottom photo is a colony image of specimen SUI 84467 with a scale bar of approximately 1 cm.

Synonyms: None.

Morphologic Description:

Colony Form: plocoid to subcerioid
Colony Shape: encrusting and branching
Colony Size: branches 1-2 cm thick
Budding Type: mostly extramural
Corallite Diameter: 1.3-1.9 mm
Coenosteum Width: <1.0 mm
Septa Per Corallite: 10 +
Lobes: none
Columella Structure: styliform
Wall Structure: septothecal

Holotype: Lost.


Late Miocene to Early Pliocene: Gurabo Formation, Dominican Republic.
Early Pliocene: Mao Formation, Dominican Republic; Rio Banano Formation, Costa Rica.
Early Late Pliocene: Pinecrest Sandstone, Florida.
Late Late Pliocene: Clino core (BDP), Bahamas.
Plio-Pleistocene: Moin Formation, Costa Rica; Clino core (BDP), Bahamas.
Recent: Caribbean and Brazil.

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Last updated on April 28, 1998 - vab.