A new flounder, Monolene helenensis(Pleuronectiformes: Bothidae) from the eastern tropical Atlantic

Monolene helenensissp. nov. is described on the basis of seven specimens collected from the eastern tropical Atlantic Ocean. This new bothid flounder differs from all known congeners by the following combination of characters: 108–116 dorsal and 89–92 anal fin rays, 101–111 lateral line scales, 7–10+10–15=18–25 gill rakers, 10–12+37–38=48–50 vertebrae, body depth 2.58–2.77 in standard length, ocular side pectoral fin length 1.34–1.59, in head length and upper half of pectoral fin blackish.