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Trepomonadide – Tribonianus

Trepomonadide

in zoölogy, a family of pantostomatous Flagellata, with a single genus, Trepomonas. Animalcules naked, free-swimming, asymmetrical; two flagella separately inserted; no distinct oral aperture.

Trepomonas

the type genus of Trepomonadidæ, with a single species, T. agilis, from marsh water with decaying vegetable substances.

Treron

in ornithology, tree pigeons; a genus of Columbidæ (the Vinago of Cuvier), with 37 species, ranging over the whole Oriental region, and E. to Celebes, Amboyna and Flores, and the whole Ethiopian region to Madagascar.

Formerly made the type genus of the lapsed family Treronidæ.

Treronide

in ornithology, a family of Columbacei, approximately equivalent to the genus Treron. Bill large, strong, compressed at sides, tip very hard, hooked; nostrils exposed; tarsi short, partly clothed with feathers below tarsal joint; the whole foot formed for perching and grasping; claws strong, sharp, and semicircular.

Trescott

WILLIAM HENRY, an TRESPASS

Triangle of Hesselbach

in anatomy, a triangular interval at the part of the abdominal wall through which the direct inguinal hernia passes.

Triangle of Scarpa

in anatomy, a triangular depression between the muscles covering the outer side of the femur and the adductor muscles on the inner side. It affords a passage for the femoral artery. 502

Triangulum

in astronomy, the triangle; one of the 48 ancient constellations. It is of small size, and is situated S. E. of Andromeda, N. of Aries, and W. of Perseus. The largest star, Alpha Trianguli, is only of the third magnitude.

Triangulum Australe

in astronomy, the Southern Triangle; a S. constellation of small size, but having the three stars which define it so prominent that they are sometimes called the triangle stars. The constellation is between Pavo and Centaurus.

Triangulum Minus

in astronomy, the Lesser Triangle; an obsolete constellation of small size between Triangulum and Aries. It was established by Hevelius.

Tribe

an aggregate of stocks-a stock being an aggregate of persons considered to be kindred-or an aggregate of families, forming a community usually under the government of a chief. The chief is possessed of despotic power over the members of the tribe, which is one of the earliest forms of the community among all the races of men.

Tribonianus

a Roman jurist of the 6th century, of Macedonian parentage, but born in Paphlagonia. He held under the Emperor Justinian the offices of quæstor, master of the imperial household, and consul. He is famous chiefly through his labors in connection with the Code of Justinian and the Pandects. He died in 545.