that is located between the cardines and limited proximally and distally by the anatomical line
that extends between the proximal
and distal ends of the left and right cardines.
written by: Popovici, O. A., I. Mikó, K. Seltmann, and A. R. Deans. 2012. The maxillo-labial complex in Sparasion (Platygastroidea: Platygastridae). Journal of Hymenoptera Research in prep.