Príncipe is the smaller, northern major island of the country of São Tomé and Príncipe lying off the west coast of Africa in the Gulf of Guinea. It has an area of 142 square kilometres (55 sq mi) and a population of 7,324 at the 2012 Census; the latest official estimate was 8,420. The island is a heavily eroded volcano speculated to be over three million years old, surrounded by smaller islands including Ilheu Bom Bom, Ilhéu Caroço, Tinhosa Grande and Tinhosa Pequena. Part of the Cameroon Line archipelago, Príncipe rises in the south to 947 metres at Pico do Príncipe. The island is the main constituent of the Autonomous Region of Príncipe, established in 1995, and of the coterminous district of Pagué.
Crassispira sacerdotalis is a species of small predatory sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies.
Plesiocystiscus gutta is a species of minute sea snail, a marine gastropod in the family Cystiscidae.
Plesiocystiscus josephinae is a species of minute sea snail, a marine gastropod mollusk in the family Cystiscidae.
Marginella chalmersi is a species of colorful small sea snail, a marine gastropod mollusk in the Marginellidae family. This species is endemic to São Tomé and Príncipe.
Marginella gemma is a species of small colorful sea snail, a marine gastropod mollusk in the family Marginellidae.
Muricopsis is a genus of small predatory sea snails, marine gastropod mollusks in the rock snail family, Muricidae.
Teinostoma funiculatum is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Tornidae.
Volvarina insulana is a species of small to very small sea snail, a marine gastropod mollusc in the family Marginellidae, the margin shells.
Muricopsis (Muricopsis) caribbaea is a species of sea snail, a marine gastropod mollusk in the family Muricidae, the murex snails or rock snails.
Muricopsis (Muricopsis) chiarae is a species of sea snail, a marine gastropod mollusk in the family Muricidae, the murex snails or rock snails.
Muricopsis delemarrei is a species of sea snail, a marine gastropod mollusk in the family Muricidae, the murex snails or rock snails.
Muricopsis (Muricopsis) gilbertharrisi is a species of sea snail, a marine gastropod mollusk in the family Muricidae, the murex snails or rock snails.
Muricopsis matildeae is a species of small sea snail, a marine gastropod mollusk in the family Muricidae, the rock snails.
Muricopsis (Muricopsis) pauxilla is a species of sea snail, a marine gastropod mollusk in the family Muricidae, the murex snails or rock snails.
Muricopsis rutila, common name : the beaded drupe, is a species of sea snail, a marine gastropod mollusk in the family Muricidae, the murex snails or rock snails.
Muricopsis testorii is a species of sea snail, a marine gastropod mollusk in the family Muricidae, the murex snails or rock snails.
Pradoxa confirmata is a species of sea snail, a marine gastropod mollusk in the family Muricidae, the murex snails or rock snails. It occurs on the islands of São Tomé and Príncipe.
Pradoxa thomensis is a species of sea snail, a marine gastropod mollusk in the family Muricidae, the murex snails or rock snails. The specific name thomensis refers to the island of São Tomé, where the species is found.
Muricopsis gorii is a species of small sea snail, a marine gastropod mollusks in the family Muricidae, the rock snails.
