Peregrinpachymeridium comitcola, Lu, Ying, Yao, Yunzhi & Ren, Dong, 2011

Lu, Ying, Yao, Yunzhi & Ren, Dong, 2011, Two new genera and species of fossil true bugs (Hemiptera: Heteroptera: Pachymeridiidae) from northeastern China, Zootaxa 2835, pp. 41-52 : 43

Peregrinpachymeridium comitcola sp. nov.

( Figs.1–2 , Plates 1–2)

Etymology. The name derived from Latin comit- (‘couple’) and cola (‘live together’).

Description(Ƥ data in brackets). Length of body about 2.61 (2.04) times as long as wide. Antenna slender, first segment shortest, second segment about 4.3 (4.03) times as long as first, third 4 (3.78) times as long as first, fourth 3.27 (3.27) times as long as first; rostrum thin, acute distally, total length about 3.64 (3.33) times as long as first; eyes interocular space about 2.33 (1.09) times as wide as eye diameter in dorsal view. Pronotum moderately transverse, nearly 1.73 (2.25) times as wide as long, anterior margin about 0.5 times as long as posterior, lateral margins convex, anterior and posterior angles feebly rounded; scutellum feebly shorter than pronotum at median line, 1.37 (0.72) times as wide as long; all femora most stout, about 3 times as thick as corresponding tibiae, fore and mid tibiae subequal in length with corresponding femora, apex of tibiae with setae; tarsi elongated, almost 0.5 times as long as corresponding tibiae, with two claws at apex of tarsi, second segment shortest, fore tarsi first about 2 times as long as second, and 1.1 times in mid tarsi, fore tarsi third about 2.75 times as long as second, and 1.5 times in mid tarsi, hind legs distinctly longer than fore and mid legs, tibia 1.05 times as long as femur, hind tarsi similar to fore and mid tarsi. Fore wing extending beyond tip of abdomen by one-tenth of hemelytron length, corium venation prominent, anterior margin of corium 0.75 (0.77) times as long as hemelytron, base of membrane with one large black marking, a round depigmented marking in the bottom of the black marking, diameter nearly 0.27 times as long as hemelytron wide, clavus large, length nearly 4 (3.78) times as long as wide and 0.44 (0.47) times of hemelytron length; ovipositor 0.23 times as long as body.

Measurements (in mm, Ƥ data in brackets). Body length 7.41 (7.16); maximal width of body 2.83 (3.50); head length 1.25 (1.37), width 1.12 (1.33); length antennal segments I–IV: 0.29, 1.25, 1.16, 0.95 (0.33, 1.33, 1.25, 1.08); total length rostral: 4.08 (3.87), segment I: 1.12 (1.16); length pronotum 1.20 (1.16), width 2.08 (2.62); length scutellum 0.66 (1.6), width 0.91 (1.16); length hemelytra 5.20 (5.25), width 1.79 (1.91), length anterior margin of corium 3.95 (4.08), diameter the black round marking 0.46, length clavus 2.33 (2.50), width 0.58 (0.66); length fore leg: femur 1.62 (1.58), tibia 1.62 (1.58), tarsomeres I–III: 0.25, 0.12, 0.33(0.32, 0.16, 0.33); length middle leg: femur 1.58 (1.54), tibia 1.66 (1.75), tarsomeres I–III: 0.22, 0.20, 0.3 (0.20, 0.16, 0.37); length hind leg: femur 2.00 (2.12), tibia 2.41 (2.70), tarsomeres I–III: 0.30, lacking, lacking (0.28, 0.18, 0.39); length ovipositor 1.58.

Material. Holotype, 3, CNU-HET-NN2010178PC (dorsoventrally compressed, part and counterpart); paratypes, Ƥ, CNU-HET-NN2010177PC (dorsoventrally compressed, part and counterpart); paratypes, CNU-HET- NN2010179 (laterally compressed).

Locality and horizon. Daohugou Village, Shantou Township, Ningcheng County, Inner Mongolia, China (N41°18.979ʹ, E119°14.318ʹ), Jiulongshan Formation, Middle Jurassic.

Figures

FIGURE 1. Peregrinpachymeridium comitcola gen. et sp. nov. outline. (a – b) Holotype, CNU-HET-NN 2010178, 3, part and counterpart: (a) dorsal view; (b) ventral view. (c – d) paratype, CNU-HET-NN 2010177, Ƥ, part and counterpart: (c) dorsal view; (d) ventral view. Scale bar represents 2 mm.

FIGURE 2. Peregrinpachymeridium comitcola gen. et sp. nov. outline. (a) forewing, paratype, CNU-HET-NN 2010179; (b) hind leg, holotype, CNU-HET-NN 2010178; (c) middle leg, paratype, CNU-HET-NN 2010177. Scale bar represents 1 mm.