Stephanocoenia duncani Foster, 1987.

CC species number = 3

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Photograph: Scale bar = 1 mm. Image of paratype: NMB D5870 (NMB Locality 16933, Río Gurabo, Gurabo Formation, Dominican Republic. Late Miocene).

Synonyms: Stephanocoenia intersepta (Esper) of Vaughan, 1919.

Holotype: NMB D5766 (Locality NMB 16817, Río Cana, Gurabo Formation, Dominican Republic. Early Pliocene).

Morphologic Description

Character State
Colony Form subcerioid
Colony Shape massive
Budding Type extramural
Corallite Diameter <= 2.0 mm(*)
Calice Relief deep(*)
Calice Shape mostly polygonal(*)
Calice Platform Shape u-shaped(*)
Coenosteum Width 0.5 mm(*)
Septa Per Corallite 24
Lobes weak pali(*)
Columella Structure styliform
Wall Structure septothecal
Wall Characteristics thin, prominent, dense


  • Late Early Miocene: Anguilla Formation, Anguilla.
  • Early to Middle Miocene: Baitoa Formation, Dominican Republic.
  • Late Miocene: Mao Formation, Dominican Republic.
  • Early Pliocene: Mao and Gurabo Formations, Dominican Republic.
  • Late Pliocene: La Cruz Marl, Cuba; Moin Formation, Costa Rica.
  • Late Late Pliocene: Unda core (BDP), Bahamas; Old Pera Beds, Jamaica.
  • Plio-Pleistocene: Moin Formation, Costa Rica.

  • Last updated on February 15, 1997-afb.

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