Grandicaputus bipunctatus Yao, Cai & Ren

Yao, Yunzhi, Cai, Wanzhi, Ren, Dong & Shih, Chungkun, 2006, New fossil rhopalids (Heteroptera: Coreoidea) from the Middle Jurassic of Inner Mongolia, China, Zootaxa 1384, pp. 41-58 : 55-57

Grandicaputus bipunctatus Yao, Cai & Ren , sp. nov.

( Figs. 19–20 )

Description: Sex unknown. Body almost 3 times as long as wide. Head large, more than 0.5 times as long as pronotum; antenna thin and long, second segment about 6 times as long as first, about 1.5 times as long as third, third segment about 1.3 times as long as fourth; interocular space about 3 times as wide as eye diameter in dorsal view. Pronotum slightly transverse, about 1.7 times as wide as long, posterior margin almost 2 times as long as anterior, posterior angles feebly rounded; scutellum shorter than pronotum at midline, surface granulate similar to those on pronotum. Femora stout, fore tibia almost 1.2 times as long as corresponding femur, third tarsomere longest, almost 1.2 times as long as second, hind legs distinctly longer than fore and mid legs, tibia longer than femur, almost 1.2 times as long as corresponding femur, with dense setae, tarsi distinctly longer than fore tarsi, third tarsomere about 2 times as long as first, 1.5 times as long as second; costal margin of hemelytron nearly straight, corium with distinctly thickened embolium and almost 0.73 times as long as hemelytron, posterior margin of corium shorter than membranal suture in length, a oval black spot at corium-membrane boundary, clavus narrow, nearly 10 times as long as wide, nearly 0.36 times of hemelytron in length, membrane large, membranal suture nearly straight.

Dimensions (in mm): Body length 9.1, maximum width of abdomen 3.2; head length 1.3, width 1.6; length antennal segments I–IV: 0.33, 2.05, 1.33, 1.0; length pronotum 1.76, width 3.05; length hemelytron 6.67, width 2.33, length anterior margin of corium 4.86, clavus length 2.38, width 0.24; length fore leg: femur 1.95, tibia 2.29, tarsomeres I–III: 0.2, 0.21, 0.24; length middle femur 2.19; length hind leg: femur 2.81, tibia 3.3, tarsomeres I–III: 0.24, 0.33, 0.48.

Holotype: An almost completely preserved, dorsoventrally compressed. No. CNU- HE-NN 2006031.

Type locality and horizon: Daohugou Village, Shantou Township, Ningcheng County, Inner Mongolia, China. Middle Jurassic, Jiulongshan Formation.

Etymology: The name is derived from the Latin bipunctatus , because of the two spots.

Figures

FIGURE 19. Grandicaputus bipunctatus gen. & sp. nov. Holotype, line drawing. Scale bar = 1 mm.

FIGURE 20. Grandicaputus bipunctatus gen. & sp. nov. Holotype, photograph. Scale bar = 1 mm.