Ischnus Gravenhorst, 1829

Kyohei Watanabe, 2019, Taxonomic and Zoogeographical Notes of Japanese Cryptinae (Hymenoptera, Ichneumonidae), with Description of Five New Species, Bulletin of the Kanagawa Prefectural Museum (Natural Science) 48, pp. 81-113 : 96

Genus Ischnus Gravenhorst, 1829

Ischnus Gravenhorst, 1829a: 638 . Type species: I c h n e u m o n p o r re c t o r i u s Fabricius, 1787 (= Ichneumon inquisitorius Müller, 1776 ). Designated by Westwood (1840).

Habrocryptus Thomson, 1873: 498 . Type species: I c h n e u m o n p o r re c t o r i u s Fabricius, 1787 (= Ichneumon inquisitorius Müller, 1776 ). Designated by Viereck (1914).

Aglaocryptus Cameron, 1903b: 31 . Type species: Aglaocryptus curvimaculatus Cameron, 1903 . Designated by Viereck (1914).

Erythrocryptus Cameron, 1905b: 126 . Type species: Erythrocryptus rufus Cameron, 1905 (= Cryptus atricollaris Walsh, 1873 ). Monobasic.

In Japan, two species, I. homonae ( Sonan, 1930) and I. yezoensis (Uchida, 1936) , have been recorded. I found a new species from Japan and newly describe this species below.