alternative definition added about 14 years ago by Istvan Miko
One of three axillary sclerites of the forewing; typically a more or less
triangular sclerite that articulates ventrally with the dorsal margin of the mesopleuron, mesally with the first axillary sclerite, and dorsoapically with the base of the submarginal
vein.
Reference: Gibson , G. A. P., J. D. Read , and R. Fairchild. 1998. Chalcid wasps (Chalcidoidea): illustrated glossary of positional and morphological terms ..
Cross reference:
None provided.