Alcochera Förster, 1869

Sun, Shu-Ping, Li, Tao, Zong, Shi-Xiang & Sheng, Mao-Ling, 2021, The genus Alcochera Förster (Hymenoptera, Ichneumonidae, Ctenopelmatinae) in China with a key to world species, Zootaxa 5023 (2), pp. 273-283 : 274

Alcochera Förster, 1869

Alcochera Förster, 1869: 205 . Type-species: Mesoleius nikkoensis Uchida ; designated by Townes, Momoi, Townes, 1965.

Diagnosis. Clypeus strongly convex in lateral view. Lower tooth of mandible distinctly longer than upper tooth. Notaulus usually present, short and weak. Mesopleuron polished or slightly mat, punctures small to medium size, without wrinkle. Areolet present. 1cu-a distal to 1/M by 0.1–0.3 × length of 1cu-a. Nervellus vertical or inclivous, 1-cu longer than cu-a. Lateromedian longitudinal carinae of propodeum usually more or less present; area petiolaris almost semicircular. First tergite widened posteriorly, latero-median carina ( Figs 21 ) absent or short and weak; dorso-lateral carina present ( Figs 22 ) between basal end of tergite to spiracle. Punctures on second tergite indistinct, fine to medium size.

The genus can be distinguished from other genera of the tribe Mesoleiini by the key and figures given by Townes (1970) and Sheng et al. (2013).

Figures

FIGURES 20–24. Alcochera truncata Sheng & Sun, sp. nov. Holotype. Female. 20 Postscutellum and propodeum, dorsal view 21 First tergite, dorsal view 22 First tergite, lateral view 23 Tergites 2 and 3, dorsal view 24 Apical portion of metasoma, lateral view.