Description of the males of Simulium (Gomphostilbia) miblosi Takaoka and S. (G.) apoense Takaoka (Diptera: Simuliidae) from Mindanao, the Philippines

The males of Simulium (Gomphostilbia) miblosi Takaoka in the S. epistum species-group, and S. (G.) apoense Takaoka in the S. ceylonicum species-group, both from Mindanao, the Philippines, are described for the first time. The male of S. (G.) miblosi is characterized by the hind tibia yellowish white...

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Bibliographic Details
Main Authors: Takaoka, Hiroyuki, Tenedero, Victor F.
Format: Article
Published: Malaysian Society of Parasitology and Tropical Medicine 2022
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Online Access:http://eprints.um.edu.my/41152/
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Summary:The males of Simulium (Gomphostilbia) miblosi Takaoka in the S. epistum species-group, and S. (G.) apoense Takaoka in the S. ceylonicum species-group, both from Mindanao, the Philippines, are described for the first time. The male of S. (G.) miblosi is characterized by the hind tibia yellowish white on the basal three-fifths, elongate calcipala 1.5 times as long as its basal width, and ventral plate triangular ventrally (0.74 times as high as its greatest width) when viewed caudally. Tubercles on the frons and trichomes on the head and thorax of the pupa of this species are illustrated for the first time. The male of S. (G.) apoense is characterized by the small sensory vesicle 0.16-0.19 times as long as the third palpal segment, and enlarged hind basitarsus 1.0 and 1.2-1.3 times as wide as the hind tibia and femur, respectively. Taxonomic notes of these two species relevant to related species in each species-group are given.