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That part of the skeleton of the hind or lower limb between the tarsus and phalanges; metatarse. It consists, in the human foot, of five bones. See Illustration in Appendix.

med from, the Neanderthal, a valley in the Rhine Province, in which were found parts of a skeleton of an early type of man. The skull is characterized by extreme dolichocephaly, flat, retreating forehead, with closed frontal sutures, and enormous superciliary ridges. The cranial capacity is estimated at about 1,220 cub…

or bony arch on the dorsal side of the centrum of the vertebra in a segment of the spinal skeleton, usually inclosing a segment of the spinal cord.

eneath the medullary groove in the vertebrate embryo, and constitutes the primitive axial skeleton around which the centra of the vertebræ and the posterior part of the base of the skull are developed; the chorda dorsalis. See Illust. of Ectoderm.

An order of herbivorous dinosaurs with birdlike characteristics in the skeleton, esp. in the pelvis and hind legs, which in some genera had only three functional toes, and supported the body in walking as in Iguanodon. See Illust. in Appendix.

A fish having a bony skeleton; a teleost.

One of numerous small calcareous structures forming the skeleton of certain echinoderms, as the starfishes.

A metamere of the vertebrate skeleton; an osteomere; a vertebra. Owen.

The science which treats of the bones of the vertebrate skeleton.

On either side of the axis of the skeleton.

r Pectoral girdle (Anat.), the two or more bony or cartilaginous pieces of the vertebrate skeleton to which the fore limbs are articulated; the shoulder girdle. In man it consists of two bones, the scapula and clavicle, on each side. -- Pectorial cross (Eccl.), a cross worn on the breast by bishops and abbots, and som…

or Pelvic girdle (Anat.), the two or more bony or cartilaginous pieces of the vertebrate skeleton to which the hind limbs are articulated. When fully ossified, the arch usually consists of three principal bones on each side, the ilium, ischium, and pubis, which are often closely united in the adult, forming the innomi…

of ganoid fishes including those that have large external bony plates and a cartilaginous skeleton.

A division of Radiolaria including numerous minute marine species. The skeleton is composed of silica, and is often very elegant in form and sculpture. Many have been found in the fossil state.

Order of rhizopods, usually having a siliceous skeleton, or shell, and sometimes radiating spicules. The pseudopodia project from the body like rays. It includes the polycystines. See Polycystina.

vering of many fishes and reptiles, and some mammals, belonging to the dermal part of the skeleton, or dermoskeleton. See Cycloid, Ctenoid, and Ganoid. Fish that, with their fins and shining scales, Glide under the green wave. Milton.

A mummy; a skeleton. [Obs.] olland.

An amphipod crustacean; as, the skeleton screw (Caprella). See Sand screw, under Sand. Archimedes screw, Compound screw, Foot screw, etc. See under Archimedes, Compound, Foot, etc. -- A screw loose, something out of order, so that work is not done smoothly; as, there is a screw loose somewhere. H. Martineau. -- Endle…

writhled shrimp. Shak. Opossum shrimp. (Zoöl.) See under Opossum. -- Spector shrimp, or Skeleton shrimp (Zoöl.), any slender amphipod crustacean of the genus Caprella and allied genera. See Illust. under Læmodopoda. -- Shrimp catcher (Zoöl.), the little tern (Sterna minuta). -- Shrimp net, a dredge net fixed upon a…

An extensive order of Porifera, which includes those that have the skeleton composed mainly of siliceous fibers or spicules.