Sentences with phrase «mandible shape»

Though closely related to living porpoises, Semirostrum ceruttii (artist's illustration above), named for its finder, Richard Cerutti of the San Diego Natural History Museum, has a mandible shape never before seen in mammals.

For example, the team found that many of the genetic differences were related to the biochemical function of metal ion binding, and metals are known to influence differences in pigmentation and mandible shape between the two T. cristinae ecotypes.

Not exact matches

These occur because when the body shape changes associated with developing large mandibles in males are transmitted to daughters it means a reduction in egg space.

Researchers had to sift through 100 square - meters of forest floor for every four or five of the rare specimens, then use a high - power microscope and micrometer measuring tool to note variations in size, the shape of their mandibles, and patterns of hair on their exoskeletons — all defining characteristics of individual species.

The shape and canals look similar to the mandible in skimmers — birds that glide their lower jaw along the ocean's surface to pick up small fish.

Analysis of the digital X-ray pictures is generally performed with respect to bones from the head (zygomatic bone, maxilla, mandibles), teeth, scapulae, clavicle, ribs (number, shape, fusion), pelvis, vertebrae (numbers, shape and potential fusion of cervical, thoracic, lumbar, pelvic and caudal ones), limb bones (humerus, radius, ulna, femur, tibia), joints, digits and syndactylism.