Evidence using morphology, molecules, and biogeography clarifies the taxonomic status of mole crabs of the genus Emerita Scopoli, 1777 (Anomura, Hippidae) and reveals a new species from the western Atlantic

Emerita almeidai sp. nov. A ♀ paratype, cl. 14.67 mm (CCDB 5855) B, E ovigerous ♀ paratype, cl. 15.01 mm (CCDB 4937) C, D ovigerous ♀ paratype, cl. 17.31 mm (CCDB 5855) A dorsal view B lateral view of dactylus of pereopod 1 C lateral view of left antennule D lateral view of left antenna E dorsal view of telson and uropods. Scale bars: 6 mm (A); 4 mm (B, E); 3 mm (C, D).