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An order of fishes, resembling the Physoclisti, without spines in the dorsal, anal, and ventral fins. It includes the true flying fishes.

border of lophobranch fishes which have an elongated snout and lack the ventral and first dorsal fins. The pipefishes and sea horses are examples. -- Syng"na*thous, a.

Of or pertaining to back, or tergum. See Dorsal.

The dorsal portion of an arthromere or somite of an articulate animal. See Illust. under Coleoptera.

The dorsal piece of a somite of an articulate animal.

ludes the turtles and tortoises. The body is covered by a shell consisting of an upper or dorsal shell, called the carapace, and a lower or ventral shell, called the plastron, each of which consists of several plates.

of a large naked mollusks having a very large, broad, fringed cephalic disk, and branched dorsal gills. Some of the species become a foot long and are brilliantly colored.

An extensive division of Crustacea, having a dorsal shield or carapec

abdomen, containing that part of the body cavity the walls of which are supported by the dorsal vertebræ, the ribs, and the sternum, and which the heart and lungs are situated; the chest.

A carangoid fish (Caranx gallus, or C. crinitus) having the anterior rays of the soft dorsal and anal fins prolonged in the form of long threads.

ited States. When living it is silvery gray, and becomes brown or blackish when dead. Its dorsal and anal fins are long, and extend back on each side of the tail. It has large silvery scales which are used in the manufacture of fancy work. Called also, locally, black perch, grouper, and flasher.

al; as, the ventral fin of a fish; the ventral root of a spinal nerve; -- opposed to Ant: dorsal.

the backbone is represented by a simple undivided notochord. The Vertebrata always have a dorsal, or neural, cavity above the notochord or backbone, and a ventral, or visceral, cavity below it. The subdivisions or classes of Vertebrata are Mammalia, Aves, Reptilia, Amphibia, Pisces, Marsipobranchia, and Leptocardia.…

mall, slender, phosphorescent deep-sea fish (Chauliodus Sloanii). It has long ventral and dorsal fins, a large mouth, and very long, sharp teeth. -- Viper's bugloss (Bot.), a rough-leaved biennial herb (Echium vulgare) having showy purplish blue flowers. It is sometimes cultivated, but has become a pestilent weed in f…

al cavity of a vertebrate, which contains the alimentary canal, as distinguished from the dorsal, or cerebro-spinal, canal. -- Visceral clefts (Anat.), transverse clefts on the sides just back of the mouth in the vertebrate embryo, which open into the pharyngeal portion of the alimentary canal, and correspond to the b…

nd both pairs curve upward. The body is scantily covered with bristles, but there is long dorsal mane. The South African species (Phacochoerus Æthiopicus) is the best known. Called also vlacke vark. The second species (P. Æliani) is native of the coasts of the Red Sea.

family Trachinidæ. They have a broad spinose head, with the eyes looking upward. The long dorsal fin is supported by numerous strong, sharp spines which cause painful wounds.

arine carangoid fishes of the genus Seriola; especially, the large California species (S. dorsalis) which sometimes weighs thirty or forty pounds, and is highly esteemed as a food fish; -- called also cavasina, and white salmon.