Arotes Gravenhorst, 1829

Ito, Masato, Watanabe, Kyohei & Maeto, Kaoru, 2014, Revision of the genus Arotes Gravenhorst (Hymenoptera: Ichneumonidae: Acaenitinae) from Japan, Zootaxa 3893 (2), pp. 196-208 : 198

Genus Arotes Gravenhorst, 1829

Arotes Gravenhorst, 1829: 449 . Type: Arotes albicinctus Gravenhorst , by monotypy.

Asthenomeris Förster, 1869: 168. Type: Asthenomeris nigricoxis Förster, 1888 , by subsequent inclusion by Schmiedeknecht (1888). Synonymized by Townes et al. (1965).

Sphalerus Kriechbaumer, 1878: 41. Type: Sphalerus bifasciatus Kriechbaumer (= albicinctus ), by monotypy.

Retanisia Cameron, 1886: 299. Type: Retanisia facialis Cameron , by monotypy. Synonymized by Townes & Townes (1960).

Diagnoses. Head: 0.6–0.7 times as long as wide in dorsal view. Clypeus sparsely punctate, with transverse median ridge, its lower margin slightly concave with weak median projection ( Figs 1–3 ). Frons punctate, with a median longitudinal carina ( Figs 1–3 ). Subocular groove present ( Figs 1–3 ). Mandible transversely striate except for apex ( Figs 1–3 ). Vertex and gena weakly and sparsely punctate. Occiput smooth. Occipital carina complete. Mesoscutum sparsely punctate, with notaulus. Scutellum weakly convex in lateral view, sparsely punctate. Propodeum strongly carinate and polished. Propodeal spiracle elongate. Fore wing without areolet ( Figs 10–12 ), with vein cu-a connected with vein M+cu ( Figs 10–12 ), and with vein rs-m cross-vein distad or opposite vein 2 mcu ( Figs 10–12 ). Hind wing with vein cu-a intercepted near middle ( Figs 10–12 ). Hind tarsal claws with one accessory tooth near apex of claw ( Figs 7–9 ). Basal convexity of S1 covered with some erect setae ( Figs 4–6 ).

Figures

FIGURES 1 – 3. Head, frontal view. 1, A. japonicus sp. nov., female (holotype); 2, A. moiwanus, female (Hokkaido); 3, A. sugiharai, female (Nagasaki Pref.).

FIGURES 10 – 12. Wings. 10, A. japonicus sp. nov., female (paratype, Kumamoto Pref.); 11, A. moiwanus, female (Yamanashi Pref.); 12, A. sugiharai, female (Yamanashi Pref.).

FIGURES 7 – 9. Anterior aspect of hind leg. 7, A. japonicus sp. nov., female (holotype); 8, A. moiwanus, female (Hokkaido); 9, A. sugiharai, female (Nagasaki Pref.).

FIGURES 4 – 6. Metapleuron, propodeum and 1 st metasomal segment, lateral view. 4, A. japonicus sp. nov., female (holotype); 5, A. moiwanus, female (Hokkaido); 6, A. sugiharai, female (Nagasaki Pref.).