. Bulletin of the Natural History Museum Geology. Fig. 1 Psilocephala electrella Cockerell, holotype , Burmese amber. Width of wing macrosetae with formula 5v, 5ad, 5pd, 5pv, 5av. Midtibia with apical ringlet of 4-5 macrosetae, and rows of macrosetae with formula 3d, 4ad, 2p, 3pv, 2pd. Hindtibia with asymmetrical, apical ringlet of macrosetae, and rows of strong and weak macrosetae with formula 3ad, 1 (?8)pd, \pv (in distal third), 6av. Metatarsus with rows of strong hairs ventrally (at least in basal half), and with lateral setae, and with 4 (?5) strong apical setae. Tarsal segm
. Bulletin of the Natural History Museum Geology. Fig. 1 Psilocephala electrella Cockerell, holotype , Burmese amber. Width of wing macrosetae with formula 5v, 5ad, 5pd, 5pv, 5av. Midtibia with apical ringlet of 4-5 macrosetae, and rows of macrosetae with formula 3d, 4ad, 2p, 3pv, 2pd. Hindtibia with asymmetrical, apical ringlet of macrosetae, and rows of strong and weak macrosetae with formula 3ad, 1 (?8)pd, \pv (in distal third), 6av. Metatarsus with rows of strong hairs ventrally (at least in basal half), and with lateral setae, and with 4 (?5) strong apical setae. Tarsal segments 2-5 haired and with apical setae. Empodium bristle-like. Pulvilli and tarsal claws small. Abdomen (Fig. 4): Tergite 1 three times shorter than tergite 2; with lateral fascicles of long hairs. Tergites 3-6 subequal in 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 Natural History Museum (London). Andover : Intercept
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