LABRUM
Labrum
The labrum is a flap-like structure that lies immediately in front of the mouth in almost all extant euarthropods, the general exception being provided by the probable chelicerate-relatives the pycnogonids. In entomology, the labrum is the upper lip of an insect mouth, the lower lip being termed the labium.The above text is a snippet from Wikipedia: Labrum (arthropod mouthpart)
and as such is available under the Creative Commons Attribution/Share-Alike License.
labrum
Noun
- The uppermost of the mouthparts (trophi) of a typical insect, such as a cockroach. Typically resembles an upper lip and forms part of the roof of the mouth in such insects.
- Any of several lip-like projections.
Noun (etymology 2)
- A large basin of warm water, with an overhanging lip, in a Roman bath.
The above text is a snippet from Wiktionary: labrum
and as such is available under the Creative Commons Attribution/Share-Alike License.