Orienicydnus hongi Yao, Cai & Ren

Yao, Yunzhi, Cai, Wanzhi & Ren, Dong, 2007, The first fossil Cydnidae (Hemiptera: Pentatomoidea) from the Late Mesozoic of China, Zootaxa 1388, pp. 59-68 : 64-65

Orienicydnus hongi Yao, Cai & Ren , sp. nov. ( Figs. 6–7 )

Description: Ψ, Body 1.8 times as long as wide. Head 1.5 times as wide as long; eyes prominent, interocular space 6 times as wide as diameter of eyes in dorsal view. Pronotum 2.7 times as wide as long, anterior margin very concave, lateral margins convex, posterior margin nearly straight, anterior angles rounded, posterior angles rounded; all femora stout, more than 2 times as thick as corresponding tibiae, spines on tibia nearly as long as diameter of tibia, fore legs shorter than mid, fore tarsus 0.4 times as long as corresponding tibia, third tarsomere almost 4 times as long as first, mid tarsus 0.46 times as long as corresponding tibia, second tarsomere 2.5 times as long as first; hind tibia almost 1.6 times as long as femur, tarsi similar to fore and mid tarsi, third 2 times as long as first.

Measurements (in mm): Body length 6.15; maximal width of abdomen 3.47; length head 1.06, width 1.59; length antennal segments I–IV: 0.38, 0.44,?,?; length rostrum I–IV: 0.76, 0.32, 0.35, 0.53; length pronotum 1.09, width 2.88; length fore leg: femur 1.12, tibia 1.0 (ɗ), tarsomeres I–III: 0.06, 0.18, 0.18; length mid leg: femur 1.29, tibia 1.26, tarsomeres I–III: 0.09, 0.23, 0.23; length hind leg: femur 1.47, tibia 2.35 (ɗ), tarsomeres I–III: 0.12, 0.24, 0.24.

Material: Holotype, Ψ, CNU­HE­NN2006230 (dorsoventrally compressed).

Locality and horizon: Huangbanjigou, Chaomidian Village, Beipiao City, Liaoning Province, China. Late Jurassic to Early Cretaceous, Yixian Formation.

Etymology: This species is named in honor of Prof. Youchong Hong of the Beijing Museum of Natural History, Beijing, for his outstanding contributions to the study of the fossil insects of China.

Figures

FIGURE 6. Orienicydnus hongi gen. & sp. nov. Holotype, outline. Ψ. CNU­HE­LB 2006300. Scale bar = 1 mm.

FIGURE 7. Orienicydnus hongi gen. & sp. nov. Holotype, photograph. Ψ. CNU­HE­LB 2006300. Scale bar = 1 mm.