Anisotacrus nocturnus, Watanabe, 2024

Watanabe, Kyohei, 2024, Taxonomic Study of Japanese Ctenopelmatinae (Hymenoptera, Ichneumonidae), with Descriptions of 22 New Species, Bulletin of the Kanagawa Prefectural Museum (Natural Science) 53, pp. 39-102 : 47

publication ID	https://doi.org/ 10.5281/zenodo.13237363
publication LSID	lsid:zoobank.org:pub:D4FC7074-ADC6-4310-B60E-12B7ECBD6E25
persistent identifier	https://treatment.plazi.org/id/7C12FC0A-FF81-101C-BE69-FA25FA4DFA0B
treatment provided by	Felipe
scientific name	Anisotacrus nocturnus
status

Treatment

Key to Japanese species of Anisotacrus View in CoL View at ENA (modified from the key in Kasparyan & Khalaim (2007) and Sun et al. (2021a))

1. T I and hind coxa red. Face predominantly yellow.

Mele unknown.

................... Anisotacrus kurilensis Kasparyan, 2007 View in CoL -. T I black or red. Hind coxa black ( Figs. 6A View Fig , 7A, F View Fig ).

Colouration of face various.

...................................................................... 2 2. Face black. Metasomal tergites, hind leg except for trochantellus black. T I 1.7 × as long as posterior width. Male unknown.

...................... Anisotacrus konishii Kasparyan, 2007 View in CoL -. Face more or less tinged with yellow or white ( Figs. 6B View Fig , 7B, G View Fig ). Metasomal tergites and hind leg at least partly reddish brown or yellow ( Figs. 6A View Fig , 7A, F View Fig ). T I at least 1.9 × as long as posterior width. ...................................................................... 3 3. Face and malar space white. Propleuron and epicnemium white to yellow. Hind coxa black, sometimes partly red. T II and subsequent tergites reddish brown (male: darker than female). ................. Anisotacrus albinotatus Kasparyan, 2007 View in CoL -. Face black with yellow longitudinal stripes ( Figs. 6B View Fig , 7B, G View Fig ). Malar space, propleuron and epicnemium black ( Figs. 6A, B View Fig , 7A, B, F, G View Fig ). Colouration of hind coxa and metasomal tergites various. ...................................................................... 4 4. Ocelli large ( Fig. 38C View Fig ). Metasomal tergites black and each with narrow white posterior band ( Fig. 6A View Fig ). Face with a pair of yellow stripes along inner eye margin ( Fig. 6B View Fig ). Male unknown. ................................. Anisotacrus nocturnus sp. nov. -. Ocelli small and normal sized in the genus ( Fig. 38D View Fig ). Metasomal tergites partly (at least T III) red ( Figs. 7A, F View Fig ). Face with not only a pair of yellow stripes along inner eye margin but also median yellow area ( Figs. 7B, G View Fig ). ...................................................................... 5 5. T I largely reddish yellow posteriorly ( Figs. 7A, F View Fig ). T II to T VI reddish yellow ( Figs. 7A, F View Fig ). Hind trochanter reddish yellow. T I 2.0–2.15 × as long as maximum width.

................................. Anisotacrus pulchellus sp. nov. -. T I and T II black. T III and T IV partly reddish yellow. Hind trochanter black. T I approximately 3.0 ×

as long as maximum width. Female unknown.

........................ Anisotacrus iyoensis (Uchida, 1953) View in CoL