Meanings
noun
- A basin-shaped depression near the base of the mandible in certain ants.
Trulleum A basin-shaped depression near the dorsal base of the mandible, close to its articulation.
2016, Brian L. Fisher, Barry Bolton, Ants of Africa and Madagascar: A Guide to the Genera1 more example
On the dorsal surface of the mandible is the trulleum, a basin-shaped depression, and the mandalus, a small unpigmented area at the base.
2005, Laurel Dianne Hansen, Carpenter Ants of the United States and Canada, page 38
Cite this entry
APA
trulleum. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/trulleum
MLA
“trulleum.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/trulleum. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “trulleum,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/trulleum.
Source: trulleum on Wiktionary, CC BY-SA 4.0.