Undaria crassa

(Verrill, 1901)




Holotype: YPM 6617; Recent; Nassau, Bahamas.

Morphologic Description:
Colony Form: meandroid
Colony Shape: plates, small mounds or irregular masses
Colline Characteristics: acute
Series Length: short
Series Characteristics: reticulate
Budding Type: intramural
Corallite Diameter: 1.9-3.0 mm
Calical Relief: high
Septa Per Corallite: 20-33
Lobes: none
Columella Structure: trabecular and discontinuous
Columella Development: weak
Wall Structure: synapticulothecal
Synonyms: none

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Distribution:
    Late Miocene - Early Pliocene, Gurabo Formation. Rio Gurabo, Dominican Republic, central Caribbean.
    Early Pliocene, 978-1030fbmp Formation. BDP Core Unda, Bahamas, northeast Caribbean.
    Early Pliocene, Gurabo Formation. Rio Cana, Dominican Republic, central Caribbean.
    Early Pliocene, Mao Formation. Rio Cana, Dominican Republic, central Caribbean.
    Early Pliocene, Q.Chocolate Formation. Q. Brazo Seco, Costa Rica, southwest Caribbean.
    Early Pliocene - Late Pliocene, Mao Formation. Rio Cana, Dominican Republic, central Caribbean.
    Early Pliocene - Late Pliocene, Q.Chocolate Formation. Q. Chocolate, Costa Rica, southwest Caribbean.
    Early Pliocene - Early Pleistocene, Shark's Hole Formation. Isla Colon, Panama, southwest Caribbean.
    Late Pliocene, 272-342fbmp Formation. BDP Core Unda, Bahamas, northeast Caribbean.
    Late Pliocene, 342-355fbmp Formation. BDP Core Unda, Bahamas, northeast Caribbean.
    Late Pliocene, 514-539fbmp Formation. BDP Core Clino, Bahamas, northeast Caribbean.
    Late Pliocene, Moin Formation. Pueblo Nuevo, Costa Rica, southwest Caribbean.
    Late Pliocene, Q.Chocolate Formation. Buenos Aires, Costa Rica, southwest Caribbean.
    Late Pliocene - Early Pleistocene, 'Old Pera' Formation. Old Pera, Jamaica, central Caribbean.
    Late Pliocene - Early Pleistocene, 259-272fbmp Formation. BDP Core Unda, Bahamas, northeast Caribbean.
    Late Pliocene - Early Pleistocene, 445-484fbmp Formation. BDP Core Clino, Bahamas, northeast Caribbean.
    Late Pliocene - Early Pleistocene, Moin Formation. Lomas del Mar, Costa Rica, southwest Caribbean.
    Late Pliocene - Early Pleistocene, Moin Formation. Portete, Costa Rica, southwest Caribbean.
    Early Pleistocene, Manchioneal Formation. Port Antonio, Jamaica, central Caribbean.
    Late Pleistocene, Falmouth Formation. Rio Bueno, Jamaica, central Caribbean.





Last updated on 29 June 2004 - has