Tentacle: alternatives and connections

A limb, or locomotive or prehensile organ, of an invertebrate animal.

An acrid herbaceous plant (Asarum Europaeum), the leaves and roots of which are emetic and cathartic. It is principally used in cephal…

Anterior; cephalic.

A physiological organ; a living organ; an organ endowed with function; -- distinguished from idorgan.

The anterior or cephalic ganglion in insects and other invertebrates.

tall grasses grown for the elongated stiff-branched panicle used for brooms and brushes

A tract of land; a region; the territory of an independent nation; (as distinguished from any other region, and with a personal pronou…

An order of cephalopods which includes those with two gills, an apparatus for emitting an inky fluid, and either eight or ten cephalic…

The muscular locomotive organ of a mollusk. It is a median organ arising from the ventral region of body, often in the form of a flat…

A thick muscular stomach found in many invertebrate animals.

A group of transparent, free-swimming Annelida, having setae only in the cephalic appendages.

One the above-mentioned filaments, consisting, in invertebrate animals, of a long, tubular part which is free and flexible, and a bulb…

The place where the head should go; as, the head of a bed, of a grave, etc.; the head of a carriage, that is, the hood which covers th…

Having the ganglia of the nervous system unsymmetrically arranged; -- said of certain invertebrate animals.

The hollow stem of a hydroid, either simple or branched. See Illust. of Gymnoblastea and Hydroidea.

One of a family (Lernaeidae) of parasitic Crustacea found attached to fishes and other marine animals. Some species penetrate the skin…

A red-colored respiratory pigment found associated with hemoglobin in the muscle tissue of a large number of animals, both vertebrate…

Of or pertaining to a region of the earth's surface including all of temperate and arctic North America and Greenland. In the geograph…