Trisinus cavernosus
Year: 2025
Type: other
Abstract: Key to species of Trisinus cavernosus group (males) 1 Head (Fig. 1A) appearing greatly transverse; lateral expansions of vertex (Fig. 1B) extended laterally beyond eyes’ lateral margins; pronotum (Fig. 1B) finely punctate on anterior half, with median longitudinal sulcus extending past middle for short distance; lateral margins greatly expanded; antennomeres 3–8 more slender, slightly elongate (S China: Guangdong)......................................................................................... T. tangliangi sp. nov. – Head appearing moderately transverse; combined width of vertexal lateral expansions narrower than width across eyes; pronotum coarsely punctate on anterior half, with median longitudinal sulcus extending anteriorly well beyond middle; lateral margins moderately expanded; antennomeres 3–8 thicker, submoniliform........................................ 2 2 Cephalic cavity (Ding et al. 2025: fig. 1A) generally V-shaped; vertex (Ding et al. 2025: fig. 1C) lacking broad impression between projections and eyes (E China: Zhejiang, Jiangxi) ….......................... T. cavernosus Din, Niu & Yin – Cephalic cavity (Ding et al. 2025: fig. 2A) generally U-shaped; vertex (Ding et al. 2025: fig. 2C) with broad impression between projections and eyes (E China: Zhejiang)............................... T. qingliangmontis Din, Niu & Yin
Authors: Ding, Mei-Lin, Ming, Liang, Yin, Zi-Wei
Institution: Shanghai Normal University
Language: English
Domain: Life Sciences
Open Access status: green
OpenAlex ID: W6893260273
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