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en shaped like a two-necked bottle. The group includes, social, and compound species. The gill is a netlike structure within the oral aperture. The integument is usually leathery in texture. See Illustration in Appendix.

The brush or instrument used in sprinkling holy water; an aspergill.

An aspergill.

A brush for sprinkling holy water; an aspergill.

which the intestine and generative ducts open, and which also receives the water from the gills. See Ascidioidea.

A fresh-water sponge (Spongilla), common in the north of Europe, the powder of which is used to take away the livid marks of bruises.

The gills of some bivalves, as the oyster.

matia is so charged with bitumen that it may be cut like soap. -- Bituminous shale, an argillaceous shale impregnated with bitumen, often accompanying coal.

m which is formed the blue pill. McElrath. -- Blue mold, or mould, the blue fungus (Aspergillus glaucus) which grows on cheese. Brande & C. -- Blue Monday, a Monday following a Sunday of dissipation, or itself given to dissipation (as the Monday before Lent). -- Blue ointment (Med.), mercurial ointment. -- Blue Pet…

The European mountain finch (Fringilla montifringilla); -- called also bramble finch and bramble.

A gill; a respiratory organ for breathing the air contained in water, such as many aquatic and semiaquatic animals have.

Of or pertaining to branchiæ or gills. Branchial arches, the bony or cartilaginous arches which support the gills on each side of the throat of fishes and amphibians. See Illustration in Appendix. -- Branchial clefts, the openings between the branchial arches through which water passes.

Having gills; branchiate; as, branchiferous gastropods.

-- so named from the feet of branchiopods having been supposed to perform the function of gills. It includes the fresh-water genera Branchipus, Apus, and Limnadia, and the genus Artemia found in salt lakes. It is also called Phyllopoda. See Phyllopoda, Cladocera. It is sometimes used in a broader sense.…

Pertaining to the membrane covering the gills of fishes. -- n. (Anat.)

he genus Emberiza, or of an allied genus, related to the finches and sparrows (family Fringillidæ).

With temporary gills: -- applied to those Amphibia in which the gills do not remain in adult life.

Dropping off or disappearing early, as the calyx of a poppy, or the gills of a tadpole.

A division of annelids in which the gills arise from or near the head. See Tubicola.

d Mollusca, having a thin, glassy, bonnet-shaped shell, which covers only the nucleus and gills.