alternative definition added about 14 years ago by Istvan Miko
In Mymaridae, the horizontal band of thickened, often darker cuticle on the head that extends between each eye below the anterior ocellus and above the toruli, which laterally terminates at the juncture of the supraorbital trabecula and preorbital trabecula (see also transverse suture).
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.