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Free Content A new species of Cyerce Bergh, 1871 (Mollusca, Sacoglossa, Polybranchiidae) from the Pacific coast of Costa Rica

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A new species of the genus Cyerce is described from the Pacific coast of Costa Rica, constituting the first record of the genus from the eastern Pacific. This new species, Cyerce orteai, is clearly distinguishable from other species of the genus, by both its anatomy and external morphology. Cyerce orteai has very elongate radular teeth, with two differentiated sets of denticles. Externally, this species is characterized by having numerous cerata bearing small rounded tubercles. The digestive and reproductive systems of this species are described anatomically.

Document Type: Research Article

Publication date: March 1, 2000

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