alternative definition added over 14 years ago by Matthew Bertone
Apically differentiated region of the flagellum usually composed of 1-3 segments, rarely 4
segments, and exceptionally (Rotoitidae) 6 segments; the claval segments usually are larger
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.