Stylophora granulata Duncan, 1864.

CC species number = 7

To return to genus description click on image.

Photograph: Scale bar is approx. 2 mm. Image is of BM(NH) R28908.

Synonyms: Stylophora canalis Vaughan, 1919.

Holotype: BM(NH) R28908-09 (Bowden Formation, Jamaica. Late Pliocene).

Morphologic Description

Character State
Colony Form plocoid
Colony Shape branching; straight with blunt ends
Colony Size branches 4-6 mm thick (*)
Colony Surface mostly smooth (*)
Budding Type mostly extramural
Corallite Diameter 0.8-1.0 mm (*)
Calical Surface Shape circular
Calical Rim slightly raised
Coenosteum Width moderate, =< corallite diameter (*)
Coenosteum Surface granulations, no grooves
Septa Per Corallite 6 primary, 6 secondary
Columella Structure styliform
Columella Development moderate
Wall Structure septothecal


  • Late Oligocene: Tabera Group, Dominican Republic.
  • Early Miocene: Tampa Formation, Florida.
  • Late Early Miocene: Emperador Limestone, Panama; Chipola Formation, Florida.
  • Middle to Late Miocene: Unda core (BDP), Bahamas.
  • Late Miocene: Cercado Formation, Dominican Republic; Lirio Limestone, Mona.
  • Late Miocene to Early Pliocene: Gurabo Formation, Dominican Republic.
  • Early Pliocene: Mao Formation, Dominican Republic.
  • Late Pliocene: Moin Formation, Costa Rica.
  • Late Late Pliocene: Unda core (BDP), Bahamas; Old Pera Beds and Hope Gate Formation, Jamaica.
  • Plio-Pleistocene: Matanzas, Cuba; Unda core (BDP), Bahamas.

  • Last updated on February 15, 1997-afb.

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