A systematic revision of the Japanese species of the genus Therion Curtis, 1829 (Hymenoptera: Ichneumonidae: Anomaloninae)
Insect Systematics & Evolution 50:36-66, 2019
FULL TEXT
DOI: 10.1163/1876312X-00002180
Includes some notes on separating our species of
T. circumflexum and
T. fuscipenne.