Tropical Southwestern Atlantic province


This province covers the following ecoregions: 73. Sao Pedro and Sao Paulo Islands; 74. Fernando de Naronha and Atoll das Rocas; 75. Northeastern Brazil; 76. Eastern Brazil; 77. Trindade and Martin Vaz Islands.

"Ancilla" faustoi Matthews, Matthews & Muniz Dijck, 1977

Rio Grande do Norte State [75]

RV 6746. Brazil, Rio Grande do Norte State, N of Natal; in coral sand, depth 30 m, by diver; March 1999. Scale bar is 1 cm.

Eburna lienardi (Bernardi, 1858)


RV 2170a. Brazil, Ceará State, Fortaleza, trawled by shrimpers, depth 35 m, December 1987. Scale bar is 1 cm.

Hesperancilla matthewsi (Burch & Burch, 1967)


RV 2340. Brazil, Rio Grande do Norte State, Natal. Ex pisce, from "Pacamon" fish. January 1985. Scale bar is 1 cm.

Americoliva circinata circinata (Marrat, 1871)

Bahia State [76]

RV 3033. Brazil, Bahia State, Salvador; depth 8 m. Scale bar is 1 cm.

Americoliva circinata jorioi (Petuch, 2013)

Rio Grande do Norte State, Ceará State [75]

Figure coming

Niteoliva defiorei Klappenbach, 1964


Figure coming

Olivella nivea nivea (Gmelin, 1791)


Figure coming

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith