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Americoliva sayana (Ravenel, 1834)
Genus: AmericolivaUnranked: Americoliva - Western Atlantic species
This is the type species of Americoliva and a very well known intertidal to shallow sub-tidal species in the southeastern USA. It is the only Americoliva penetrating the Warm Temperate Northwestern Atlantic province, being distributed on the northern shores of the Gulf of Mexico and along the coastline of the eastern USA from Florida in the south, north to South Carolina.
At present three subspecies (two geographic, one bathymetric) are recognised:
|A. sayana sayana (Ravenel, 1834)||
Temperate Northern Atlantic realm. Warm temperate Northwest Atlantic province (Southeastern USA).
RV 0177. USA, Florida, Tampa Bay. Scale bar is 1 cm.
|A. sayana sarasotensis (Petuch & Sargent, 1986)||
Temperate Northern Atlantic realm. Warm temperate Northwest Atlantic province (Bathymetric subspecies, subtidal off central W Florida, USA).
RV 3965. USA, Florida, Pine Island Sound, washed ashore, May, 2001. Scale bar is 1 cm.
|A sayana maya (Petuch & Sargent, 1986)||
Tropical Atlantic realm. Tropical Northwestern Atlantic province. Southern Gulf of Mexico ecoregion (Off Yucatan Peninsula, Mexico).
RV 3218. Mexico, Yucatan, off Cabo Catoche, day dive, depth 18 m, carbonate sand mong rubble, by lobster fishermen, January 2017. Scale bar is 1 cm.