Abstract
Callopegma pessagnoi n. sp. occurs in the Sabana Hoyos Limestone Member of the Cariblanco Formation (upper Santonian or lower Campanian). Hitherto this genus was known only in Europe.
B. F. Howell; New Upper Cretaceous sponge from Puerto Rico. Journal of Paleontology 1966;; 40 (1): 207–209. doi:
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Callopegma pessagnoi n. sp. occurs in the Sabana Hoyos Limestone Member of the Cariblanco Formation (upper Santonian or lower Campanian). Hitherto this genus was known only in Europe.