The first or posterior part of the foot: a collective term for the seven small bones of the human ankle, arranged in two transverse series, the…

in fishes (and some aquatic amphibians), a sensory system that is often visible as a longitudinal line running along each side of the body.

Zoology. = lateral line n. at lateral, adj. n.compounds. rare.

(in arthropods, esp. insects, and amphibians) a mass consisting of connective tissue and globules of fat, forming a reserve store of nutritious…

In amphibians and some fishes: the first or proximal part of the conus arteriosus which leads out from the ventricle of the heart. Cf. synangium, n.…

The posterior unsegmented portion of the vertebral column in certain fishes and amphibians.

A supracoracoid structure; spec. = supracoracoideus, n.

Zoology. Of or pertaining to sexual activity; hedonic gland, any of various specialized glands found in many reptiles and amphibia that serve…

In some fishes and amphibians: a bone of the pectoral girdle situated dorsal to the cleithrum.

Zoology. In non-placental mammals and some amphibians and reptiles: a cartilage or bone anterior to the pubis; = epipubis, n. Cf. marsupial bone n.…