Among the most prominent characters of the tribe are:
1. heavily sclerotised ovipositor lobes in female genitalia
2. presence of two narrow, heavily sclerotised, rod-like structures between ovipositor lobes
[thanks to Jan Metlevski for passing along this information, found in the Print Reference listed below]
Fibiger, M. and Lafontaine, D. 2005. A review of the higher classification of the Noctuoidea (Lepidoptera) with special reference to the Holarctic fauna. Esperiana, Vol. 11: 7-92.