. Bulletin of the British Museum (Natural History) Entom Supp. . 8 Figs 4-8. Head profile, in outline only, of: 4, Rutilia, showing genal dilation () reaching to a level with anteriormost point of eye. 5, Rutilodexia, showing feeble genal dilation not reaching forwards nearly as far as anteriormost point of eye. 6, Chryso- pasta, facial outline only. 7, Prodiaphania, showing strong development of gular region of head and short-plumose arista. 8, Chetogaster, facial outline Please note that these images are extracted from scanned page images that may have been digitally enhanced for
. Bulletin of the British Museum (Natural History) Entom Supp. . 8 Figs 4-8. Head profile, in outline only, of: 4, Rutilia, showing genal dilation () reaching to a level with anteriormost point of eye. 5, Rutilodexia, showing feeble genal dilation not reaching forwards nearly as far as anteriormost point of eye. 6, Chryso- pasta, facial outline only. 7, Prodiaphania, showing strong development of gular region of head and short-plumose arista. 8, Chetogaster, facial outline 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 British Museum (Natural History). London : BM(NH)
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