trophorhinium
n. [Gr. trophe, food; rhine, rasp]
(ARTHROPODA: Insecta)
In Hymenoptera, two striated
plates located within the
mouth of Myrmeciinae larvae that grind their
food pellets.
Online Dictionary of Invertebrate Zoology.
A.R. Maggenti and S.L. Gardne.
2005.