Weitschatidae Koteja, 2008

Lin, Shan, Yao, Yunzhi & Ren, Dong, 2018, A new scale insect of the extinct family Weitschatidae (Insecta: Hemiptera: Coccomorpha) from mid-Cretaceous Burmese amber, Zootaxa 4407 (3), pp. 427-434 : 428

Family Weitschatidae Koteja, 2008

Amended diagnosis (macropterous male). Antennae each 10-segmented, flagellar segments cylindrical and irregularly binodose, without capitate setae. Head with distinct lateral compound eyes; midcranial ridge well developed on dorsal surface and fused with postoccipital ridge, forming a reversed T-shaped structure. Scutum without a membranous area; membranous lateral areas of scutellum absent; basisternum hexagonal. Forewings hyaline, broad at base, with a narrow alar fold for holding hamuli; subcostal ridge with distinct club-shaped pterostigma; cubital ridge extending beyond middle of wing; both flexing patches present, but weak; radial sector absent. Tarsus two segmented, proximal segment very short and triangular, tarsal digitules undifferentiated; claw with two spine-like digitules not reaching claw apex. Tail tufts distributed on posterior margin of abdominal tergites VI and VII. Penial sheath short and triangular or with aedeagus forming a beak-like structure.