. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. CLASSIFICATION OF INSECTS 331 a. Proboscis short b Proboscis as long as head and thorax, obliquely porrect; body robust. (Arthroteles, Ethiop.) ARTHROTELIN^ b. All tibiae with apical spurs c Front tibiae without spurs. (Arthroceras, Arthropeas, Gliitops). ARTHROCERATIN^E c. Abdomen broader than thorax; scutellum spined or not. (Cce- nomyia (Fig. 518C), Anacanthaspis, Holarc.) CCENOMYIlNyE Abdomen elongate, narrower than thorax; scutellum armed with spines. (Stratioleptis, Siberia, Japan) STRATIOLEPTlN^ 44. Costa conti
. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. CLASSIFICATION OF INSECTS 331 a. Proboscis short b Proboscis as long as head and thorax, obliquely porrect; body robust. (Arthroteles, Ethiop.) ARTHROTELIN^ b. All tibiae with apical spurs c Front tibiae without spurs. (Arthroceras, Arthropeas, Gliitops). ARTHROCERATIN^E c. Abdomen broader than thorax; scutellum spined or not. (Cce- nomyia (Fig. 518C), Anacanthaspis, Holarc.) CCENOMYIlNyE Abdomen elongate, narrower than thorax; scutellum armed with spines. (Stratioleptis, Siberia, Japan) STRATIOLEPTlN^ 44. Costa continuing around wing-margin, venation normal (Fig. 531), anterior crossvein (r-m) distinct, five posterior cells {Hilarimorpha with four); at least posterior tibiae with spurs; calypteres vestigial; mostly Holarctic, inhabiting woodlands 45. 532 Figs. 531-535. Rhagionidae, Hilarimorphidae 531. Rhagio, male (Cole) Rhagionidae. 532. Hilarimorpha, wing. Hilarimorphidae. 533. Chrysopilus, wing. Rhagionidae. 534. Rhagio, end of tarsus, showing broad empodium. Rhagionidae. 535. Vermileo (Wheeler) Rhagionidae. Costa more or less thinned beyond tip of wing, venation usually eccentric (Figs. 537, 551), anterior crossvein (r-m) usually absent or located near base of discal cell; tibiae with short or no spurs; proboscis sometimes excessively long 46 45. Empodium undeveloped; discal cell open, fourth vein (media) forked and long-petiolate; tibiae without spurs. (Hilarimorpha (Fig. 532), Holarc.) HILARIM6RPHID^E Empodium pulvilliform (Fig. 534); discal cell present. Snipe-flies. (L&PTID/E) RHAGI6NIM;. 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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