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The blenniid tribe Nemophini is revised based on the exam’n. of 1,500+ collections. Five genera & 41 species are recognized. The genera recognized are: “Petroscirtes,” “Aspidontus,” “Xiphasia,” “Meiacanthus” & “Plagiotremus.” Descriptions are given for all taxa, incl. 2 new subgenera, 13 new species & 1 new subspecies, & identification keys are provided for all taxa except subspecies. Illus. & distributional maps are given for all species & subspecies. Sexual dimorphism, geographic variation & distribution, biology, nomenclature, evolutionary trends & relationships are discussed. More than a third of the species of Nemophini are involved in mimetic relationships. Possible reasons for such interactions are discussed & leads for additional study are suggested. 200+ illus.
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