Apotrechus truncatolobus
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Ordo: Orthoptera
Familia: Gryllacrididae
Genus: Apotrechus
Name
Apotrechus truncatolobus Li & Liu sp. n. – Wikispecies link – ZooBank link – Pensoft Profile
Description
Male. Body medium sized. Wings absent. Fastigium of vertex rounded, about 2 times as wide as scape; eyes ovoid, prominent, ocelli inconspicuous. Cephalic margin of pronotum slightly projected, posterior margin slightly truncated, lateral lobes lower. Fore coxa with a spine, fore tibia on ventral surface with 5 pairs of spurs (included 1 pair of apical spurs); mid tibia without inner upper apical spur but on ventral surface with 4 pairs of spurs (included 1 pair of apical spurs); hind tibia without spine or on dorsal surface with 1–2 minute spines, with 3 pairs of apical spurs. Hind femur with 10–12 internal spines and 7–8 external spines on ventral surface. Lobes of 9th abdominal tergite with roundly truncated apex (Fig. 20); cerci shorter, conical; subgenital plate broad, hind margin split into two lobes and with notch in the middle (Figs 18–19). Female. Cerci short, conical; subgenital plate strongly transverse, with straight hind margin and rounded posterio-lateral corner (Fig. 21). Ovipositor shorter than hind tibia, upcurved and with blunt apex.
Coloration
Body yellowish brown, occiput slightly with darkish black. Frons without blackish longitudinal stripes; dorsal margin of abdominal with a darkish black longitudinal band in the middle (Fig. 17). Apex of fore femur, base and apex of tibiae slightly darkish black.
Measurements
(length in mm)
| Body | Pronotum | Hind femur | Ovipositor | |
|---|---|---|---|---|
| ♂ | 16.0 | 3.5 | 9.0 | - |
| ♀ | 18.0 | 3.8 | 9.0 | 6.0 |
Material
Holotype ♂, paratype 1♂1♀, Guangxi, Wuming, Daming Mountain, 1200m, 28–31.VII.2012, Wen-Xuan Bi leg.
Distribution
China: Guangxi.
Diagnosis
This new species almost the same as its congeners, but the frons without blackish longitudinal stripe; lobes of male 9th abdominal tergite with roundly truncate apex.
Etymology
The specific epithet referrers roundly truncate lobes of male 9th abdominal tergite.
Original Description
- Li, M; Liu, X; Li, K; 2015: Review of the genus Apotrechus in China (Orthoptera, Gryllacrididae, Gryllacridinae) ZooKeys, (482): 143-155. doi
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