trulleum

trulleum

1. A basin-shaped depression near the base of the mandible in certain ants.
   • 2005, Laurel Dianne Hansen, Carpenter Ants of the United States and Canada, page 38:

     On the dorsal surface of the mandible is the trulleum, a basin-shaped depression, and the mandalus, a small unpigmented area at the base.

   • 2016, Brian L. Fisher, Barry Bolton, Ants of Africa and Madagascar: A Guide to the Genera:

     Trulleum A basin-shaped depression near the dorsal base of the mandible, close to its articulation.

• trulleus
• trullium, trulliō

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)

• (Classical Latin) IPA^(key): [ˈtrʊl.le.ũː]
• (modern Italianate Ecclesiastical) IPA^(key): [ˈt̪rul.le.um]

trulleum n (genitive trulleī); second declension

1. A basin, a washbasin

Second-declension noun (neuter).

• “trulleum”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• trulleum in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
• “trulleum”, in William Smith et al., editor (1890), A Dictionary of Greek and Roman Antiquities, London: William Wayte. G. E. Marindin