Entomology. Originally: any of various parts of the labium. Later: spec. the anterior part of the base of the labium in certain insects.
| 单词 | θ34296 |
| 释义 | the world > animals > invertebrates > phylum Arthropoda > class Insecta > parts of insects > [noun] > head > mouth-parts or trophi > part of labium (4) mentum1826 Entomology. Originally: any of various parts of the labium. Later: spec. the anterior part of the base of the labium in certain insects. Subcategories:— part bearing palpi (1) — basal part or plate supporting (2) |
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