. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. BRUES AND MELANDER: CLASSIFICATION OF INSECTS 269 Antennae usually 16-jointed, rarely 12-jointed (Toxorhina) or 15- jointed (Elephantomyia); tarsal claws usually without teeth beneath. (Antocha, Atarba, Dicranoptycha, Rhamphidia, Teucholabis) ANTOCHIN-ffi 9. Wing membrane with a secondary venation due to creases from the folding of the wing in the pupa; legs long and slender; hygrophilous species, frequenting swift-running streams, where their larvae live 10 Wings without an extensive secondary venation 11. Blepharoce
. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. BRUES AND MELANDER: CLASSIFICATION OF INSECTS 269 Antennae usually 16-jointed, rarely 12-jointed (Toxorhina) or 15- jointed (Elephantomyia); tarsal claws usually without teeth beneath. (Antocha, Atarba, Dicranoptycha, Rhamphidia, Teucholabis) ANTOCHIN-ffi 9. Wing membrane with a secondary venation due to creases from the folding of the wing in the pupa; legs long and slender; hygrophilous species, frequenting swift-running streams, where their larvae live 10 Wings without an extensive secondary venation 11. Blepharoceratidse, Deuterophlebiidae 476. Deuterophlebia (Edwards) Deuterophlebiidae. 477. Hammatorrhina, wing (Bezzi) Blepharoceratidse. 478. Blepharocera, wing (Comstock) Blepharoceratidse. 479. Paltostoma, wing (Williston) Blepharoceratidse. 480. Bibiocephala (Cole) Blepharoceratidse. 481. Edwardsina, wing (Alexander) Blepharoceratidse. 10. Wrings large, densely covered with fine hairs, true veins almost absent but an elaborate fan-like development of secondary folds present; antennae excessively long, six-jointed; ocelli and mouthparts absent. (Deuterophlebia, India (Fig. 476)). DEUTEROPHLEBIID5I Secondary venation forming a delicate network like spider web- bing, in addition to the primary veins; mesonotum with a V- shaped suture; ocelli and mouthparts present; eyes usually divided horizontally into two parts by an unfaceted stripe; hind coxae broadly attached to thorax. Widespread, mainly holarctic and neotropical. {ASTHENIDjE, LIPONEURID&). BLEPHAROCERATIDiE. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Harvard University. Museum of Comparative Zoology. Cambridge, Mass. : The Museum
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