| Research Abstract |
The genus Gerres was herein reviewed on the basis of all the available type and non-type specimens from the Indo-Pacific region. Six similar species group, as complex, were recognized, plus two unique single species : 1)The Gerres oyena complex : G.oyena, G.baconensis and G.equulus ; 2)The Gerres filamentosus complex : G.filamentosus, G.infasciatus, G.macracanthus and Gerres sp. 1 ; 3)The Gerres setifer complex : G.chrysops, G.decacanthus, G.setifer and G.silaceus ; 4)The G.erythrourus complex : G.erythrourus and Gerres phaiya. 2 ; 5)The Gerres longirostris complex : G.longirostris and G.oblongus ; 6)The Gerres subfasciatus complex : G.japonicus, G.maldivensis, G.subfasciatus, Gerres sp.3 and Gerres sp.4 ; and two unique single species : G.limbatus and G.methueni. All the Gerres species were discussed on the basis of their diagnostic characters with their distributional pattern.
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