Mandibles

mandibles Third pair of appendages from the anterior in Crustacea; second pair in Insecta; primarily function in feeding; derived from appendages on primitive fourth (first postoral) somite. Full article '"/ See more about: Insecta ...

mandibles. Jaws; the forward-most pair of mouthparts of an insect. meconium. Fecal pellet excreted by a larva before pupation. meristem. The collection of cells at the growing point of a plant that are capable of cell division.

mandibles The mouthparts of an animal that does most of the crushing of food materials. In vertebrates, the term usually denotes the lower jaw. mandibular abductor muscle Muscle in the crayfish that pulls up the mandible.

They have three pairs of mouth organs, viz, mandibles, maxillae, and the second maxillae or labial palpi; three pairs of thoracic legs; and abdominal legs, which are present only in some of the lowest forms, ...

[18] This species already possessed dicondylic mandibles, a feature associated with winged insects, suggesting that wings may already have evolved at this time. Thus, the first insects probably appeared earlier, in the Silurian period.[18] ...

endognathous Ancestral character in insects, found in orders Diplura, Collembola, and Protura, in which the mandibles and maxillae are located in pouches. endolecithal Yolk for nutrition of the embryo incorporated into the egg cell itself.

mandibles. Used to manipulate solids: e.g., pollen, wax, debris in the hive. (They can also be used as weapons.) taste receptors. The bee seems to distinguish the same tastes we do [Link]. However, ...

Women also tend to have narrower rib cages, smaller teeth, less angular mandibles, and less pronounced cranial features such as the brow ridges and occipital condyle (the small bump in the cranium's posterior).

All crustaceans possess two pairs of antennae, a pair of mandibles, a pair of compound eyes (usually on stalks), and two pair of maxillae on their heads, followed by a pair of appendages on each body segment.

See also: Species, Animal, Class, Human, Cells