Review of the anthiine fish genus Pseudanthias (Perciformes: Serranidae) of the western Indian Ocean, with description of a new species and a key to the species

摘要

Nineteen species of the serranid fish genus PseudanthiasudBleeker are recognized in the western Indian Oceanud(including the Red Sea and Persian Gulf ): Pseudanthiasudbicolor, P. bimaculatus, P. bimarginatus, P. connelli, P. conspicuus,udP. cooperi, P. evansi, P. gibbosus, P. heemstrai,udP. hypselosoma, P. ignitus, P. lunulatus, P. marcia, P. pulcherrimus,udP. squamipinnis, P. taeniatus, P. townsendi, P. unimarginatusudand Pseudanthias pillai sp. nov. is describedudfrom the south-west coast of India. Pseudanthias gibbosusud(Klunzinger) is resurrected from the synonymy ofudP. squamipinnis and is shown to have a precocious maleudmorph. Discovery of three colour morphs for P. gibbosus isudan example of the complicated reproductive systems ofudthese species. Diagnoses, distributions, illustrations and audkey to all the species of Pseudanthias in the western IndianudOcean are given.