alternative definition added about 13 years ago by Istvan Miko
Term used for the composite tongue-and-groove interlocking mechanism of the first
valvulae and second valvulae of the ovipositor stylets, and consisting of the aulax and
rhachis, respectively.
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.