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Any one of numerous species of chætodont fishes of the family Teuthidæ, or Acanthuridæ, which have one or two sharp lancelike spines on each side of the base of the tail. Called also surgeon fish, doctor fish, lancet fish, and sea surgeon. Surgeon apothecary, one who unites the practice of surgery with that of the apot…

Any one of numerous species of passerine birds of the family Hirundinidæ, especially one of those species in which the tail is deeply forked. They have long, pointed wings, and are noted for the swiftness and gracefulness of their flight.

Any one of numerous species of large and handsome butterflies, belonging to Papilio and allied genera, in which the posterior border of each hind wing is prolongated in the form of a long lobe.

Any one of numerous species of large aquatic birds belonging to Cygnus, Olor, and allied genera of the subfamily Cygninæ. They have a large and strong beak and a long neck, and are noted for their graceful movements when swimming. Most of the northern species are white. In literature the swan was fabled to sing a melod…

Any one of numerous species of small, long-winged, insectivorous birds of the family Micropodidæ. In form and habits the swifts resemble swallows, but they are destitute of complex vocal muscles and are not singing birds, but belong to a widely different group allied to the humming birds.

Any one of numerous species of small East Indian and Asiatic swifts of the genus Collocalia. Some of the species are noted for furnishing the edible bird's nest. See Illust. under Edible.

öl.), a nectocalyx. See Illust. under Siphonophora. -- Swimming crab (Zoöl.), any one of numerous species of marine crabs, as those of the family Protunidæ, which have some of the joints of one or more pairs of legs flattened so as to serve as fins.

Any one of numerous species of marine annelids of the family Syllidæ.

cavity and form a chain of ganglions on each side of the vertebral column connected with numerous other ganglions and nerve plexuses.

One of numerous calcareous processes which extend between, and unite, the adjacent septa of certain corals, especially of the fungian corals.

Any one of numerous species of dipterous flies of the genus Syrphus and allied genera. They are usually bright-colored, with yellow bands, and hover around plants. The larvæ feed upon plant lice, and are, therefore, very beneficial to agriculture.

Any one of numerous species of Diptera belonging to Tachina and allied genera. Their larvæ are external parasites of other insects.

One of a Malayan race, mainly of central Luzon, next to the Visayans the most numerous of the native peoples of the Philippines. Nearly all are Christians and many are highly educated.

tailor (Zoöl.), the bluefish. [Local, U.S.] Bartlett. -- Tailor bird (Zoöl.), any one of numerous species of small Asiatic and East Indian singing birds belonging to Orthotomus, Prinia, and allied genera. They are noted for the skill with which they sew leaves together to form nests. The common Indian species are O. l…

Any one of numerous species of bright-colored singing birds belonging to Tanagra, Piranga, and allied genera. The scarlet tanager (Piranga erythromelas) and the summer redbird (Piranga rubra) are common species of the United States.

Any one of numerous species of cestode worms belonging to Tænia and many allied genera. The body is long, flat, and composed of numerous segments or proglottids varying in shape, those toward the end of the body being much larger and longer than the anterior ones, and containing the fully developed sexual organs. The h…

A native or inhabitant of Tartary in Asia; a member of any one of numerous tribes, chiefly Moslem, of Turkish origin, inhabiting the Russian Europe; -- written also, more correctly but less usually, Tatar.

Any one of numerous species of small, conical fossil shells found in Paleozoic rocks. They are supposed to be pteropods.

Any one of numerous species of pseudoneoropterous insects belonging to Termes and allied genera; -- called also white ant. See Illust. of White ant.

Any one of numerous species of long-winged aquatic birds, allied to the gulls, and belonging to Sterna and various allied genera.