. Bulletin of the British Museum (Natural History), Geology. MESOZOIC NEUROPTERA AND RAPHIDIOPTERA 53 Discussion. This family was erected for the genus Mesopolystoechus Martynov, 1937, from the Lower Jurassic of central Asia. Genus MEGAPOLYSTOECHUS Tillyard, 1933 1933 Megapolystoechus Tillyard: 12, fig. 1. 1962 Megapolystoechus Tillyard; Martynova: 262 (Hemerobiidea, incertae sedis). Type species. Megapolystoechus magnificus Tillyard, 1933, by original designation. Diagnosis. Sc and R merge gradually towards the apex of the wing. Branches of Rs without. Fig. 5 Megapolystoechus magnificus Tilly
. Bulletin of the British Museum (Natural History), Geology. MESOZOIC NEUROPTERA AND RAPHIDIOPTERA 53 Discussion. This family was erected for the genus Mesopolystoechus Martynov, 1937, from the Lower Jurassic of central Asia. Genus MEGAPOLYSTOECHUS Tillyard, 1933 1933 Megapolystoechus Tillyard: 12, fig. 1. 1962 Megapolystoechus Tillyard; Martynova: 262 (Hemerobiidea, incertae sedis). Type species. Megapolystoechus magnificus Tillyard, 1933, by original designation. Diagnosis. Sc and R merge gradually towards the apex of the wing. Branches of Rs without. Fig. 5 Megapolystoechus magnificus Tillyard. Holotype, Upper Trias, Worcestershire (30 mm). a, whole wing, b, wing, details of median and cubital 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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