Paleosepharia truncata Laboissiere 1936
Year: 2025
Type: other
Abstract: Paleosepharia truncata Laboissière, 1936 Figs 11, 12, 13 Paleosepharia truncata Laboissière 1936: 251. TL Vietnam. TD MNHN, ZMH. Type material. Cotype, • ♂, Le Moult Vend. via Reinbek Eing. Nr. 1, 1957. Paleosepharia truncata V. Laboissière Det. MUSEUM PARIS COCHINCHINE RIERRE 1878. Paralectotypus Paleosepharia truncata Laboissière, 1936 Hazmi et al. desig. ZMH 844689. Other specimens examined. • 1 ♂, China, Yunan Province, Xishuangbanna, Mengzhe, 1700 m a. s. l., 22 Jun. 1958, Shuyong Wang leg., IZCAS; • 1 ♀, China, Yunan Province, Xishuangbanna, Menghun, 1200 m a. s. l., 4 Jun. 1958, Shuyong Wang leg., IZCAS; • 1 ♀, China, Yunan Province, Xishuangbanna, Menga, 1050–1080 m a. s. l., 8 Jun. 1958, Shuyong Wang leg., IZCAS; • 1 ♂, China, Yunan Province, Xishuangbanna, Mengzhe, 1700 m a. s. l., 10 Jun. 1958, Shuyong Wang leg., IZCAS; • 1 ♀, China, Yunan Province, Xishuangbanna, Mengzhe, 1200 m a. s. l., 15 Jun. 1958, Shuyong Wang leg., IZCAS. Description. Male: Length: 6.8 mm, width: 3.8 mm. General color yellow or yellowish-brown, metathorax reddish-brown, basal part of inner margin of epipleuron and base of first metatarsomere black. Vertex with sparse punctures. Frontal tubercles transverse, extending downward between antenna bases. Antennae slender, equal to length of body. First antennomere shiny bare, rod-shaped, second to eleventh antennomeres with short hairs, second antennomere shortest, third antennomere 1.9 × as long as second, fourth antennomere about 1.4 × as long as third, fifth to seventh antennomeres slightly longer than fourth, eighth to eleventh antennomeres equal in length to fourth. Pronotum about 1.55 × as wide as long, lateral margins slightly curved, basal border slightly convex, apical border slightly concave, disc strongly convex, with dense punctures. Scutellum triangular, smooth, impunctate. Elytra wider than pronotum, humeri convex, disc with dense, minute punctures; with elliptical postscutellar depression that extends obliquely backwards. Elytral epipleuron broad at base, continues towards apex. Each tibia with distinct spur at apex, segment 1 of hind tarsi longer than remaining segments combined. Aedeagus gradually narrowed towards apex, slightly curved at apex in lateral view. lateral and median spiculae clearly visible, ventral spiculae weakly. Median spiculae with two pairs of slender sclerites. Female: Length: 7.4–8.2 mm, width: 4.2–4.4 mm (mean length 7.7 mm, mean width 4.3 mm, N = 4). Elytra lacking impression. Apex of abdomen with rounded concave. Spermatheca with big and rounded nodulus, middle part short, cornu long and strongly curved. Vaginal palps gradually widened towards apex, each palp with 5 setae placed at apex, additional 2 setae subapically. Distribution. China: Yunnan; Vietnam, Thailand, Laos.
Authors: Feng, Chuan, Yang, Xingke, Ge, Siqin
Language: English
Domain: Life Sciences
Open Access status: green
OpenAlex ID: W6911972597
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