Tryphon brevipetiolaris

Tryphon breviopetiolaris is a species of parasitic wasp in the family Ichneumonidae, in the subgenus, Symboethus.
The species was first described in 1955 by Toichi Uchida.
It is found in Japan, and Korea.

Partial description

The ovipositor of the female "is distinguished from other Palearctic species of this genus by the short broad ovipositor sheaths and highly decurved ovipositor".