[1] In this case, only the actual tongue (or _ligula_) and its
_paraglossae_ are figured.
[2] _The Guests of Ants and Termites_, by E. Wasmann, S. J., translated by
H. Donisthorpe, F.Z.S. (_Ent. Record_, Vol. xii., 1900.)
[3] cf. _Transactions of the Entomological Society of London_, 1884, p. 251
et seq.: Hymenoptera Aculeate of the British Islands, etc.
[Illustration]