Vetanthocoridae

Yao, Yunzhi, Cai, Wanzhi & Ren, Dong, 2006, Fossil flower bugs (Heteroptera: Cimicomorpha: Cimicoidea) from the Late Jurassic of Northeast China, including a new family, Vetanthocoridae, Zootaxa 1360, pp. 1-40 : 3-4

Vetanthocoridae fam. nov.

Type genus. Ventanthocoris gen. nov.

Diagnosis. Body length ranging 4.3–13.7. Head porrect. Eyes large, ocelli present. Rostrum 4-segmented, not reaching base of abdomen, first segment short, third segment much longer than second and fourth segments combined. Antenna 4-segmented, first segment thickest and shortest; second longest, with delicate setae; third and fourth segments usually thinner than second, smooth, without setae. Pronotum trapezoidal, hind margin concave. Scutellum triangular. Hemelytra macropterous, corium with deep embolar fracture and median fracture, embolar fracture ending at mid anterior margin of corium, cuneus present, costal fracture indistinct, membrane with more than 10 free longitudinal veins, without cross vein. Legs covered with delicate setae; tarsi elongate, 3- segmented, all of same thickness, first segment shortest, third segment longest. Abdomen with connexivum; ovipositor long, extending through last two abdominal segments.

Discussion. Vetanthocoridae is related to the extant Anthocoridae (sensu stricto), Lyctocoridae , and Lasiochilidae. The new family can be distinguished from the other three by the following key. The main similarities and differences among the four families can be found in Table 1 .