Teranishia Tsuneki, 1991

Chen, Hua-Yan, Hong, Chun-Dan, van Achterberg, Cornelis & Pang, Hong, 2020, New species and new records of Trigonalyidae (Hymenoptera) from Tibet, China, ZooKeys 918, pp. 83-98 : 83

Teranishia Tsuneki, 1991

Teranishia Tsuneki, 1991: 15-18; Lelej 1995: 12, 2003: 3; Carmean and Kimsey 1998: 73; Chen et al. 2014: 193-201 (diagnosis, key to species). Type species (by monotypy): Teranishia nipponica Tsuneki, 1991.

Diagnosis.

Antenna black and with 24-27 segments; male antenna without tyoloids; area above supra-antennal elevations flat, more or less punctate, with protuberance between elevations and inner side of supra-antennal elevations flat, smooth and black; occipital carina widened medio-dorsally; apical segment of labial palp widened and obtuse, more or less triangular; vertex normal, at most with slight median depression; mandibles wide in anterior view and sublaterally attached to head; anterior propodeal sulcus distinctly crenulate; metanotum strongly convex and finely sculptured medially; anterior propodeal sulcus crenulate and medially widened; posterior propodeal carina curved and distinctly protruding and more or less separated from foramen medio-dorsally; fore wing with large dark patch below pterostigma; vein 1-SR of fore wing long; hind trochanter black, dark brown or ivory; hind tarsus slightly or not modified; second and third sternites of female flat and moderately sclerotized and no protuberances; body without pale pattern, at most malar space and margins of basal metasomal sternites and tergites narrowly ivory, remainder black ( Chen et al. 2014).

Biology.

Unknown. Collected in June-September.

Distribution.

China, Japan. Chen et al. (2014) reported two species from China. Teranishia crenulata Chen, van Achterberg, He & Xu, is newly recorded from Tibet in this study.