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Siphonal :: Siphonal (a.) Of or pertaining to a siphon; resembling a siphon.

Siphonia :: Siphonia (n.) A former name for a euphorbiaceous genus (Hevea) of South American trees, the principal source of caoutchouc..

Physalia :: Physalia (n.) A genus of large oceanic Siphonophora which includes the Portuguese man-of-war.

Polypite :: Polypite (n.) One of the feeding zooids, or polyps, of a coral, hydroid, or siphonophore; a hydranth. See Illust. of Campanularian..

Somatocyst :: Somatocyst (n.) A cavity in the primary nectocalyx of certain Siphonophora. See Illust. under Nectocalyx.

Diphyozooid :: Diphyozooid (n.) One of the free-swimming sexual zooids of Siphonophora.

Porpita :: Porpita (n.) A genus of bright-colored Siphonophora found floating in the warmer parts of the ocean. The individuals are round and disk-shaped, with a large zooid in the center of the under side, surrounded by smaller nutritive and reproductive zooids, and by slender dactylozooids near the margin. The disk contains a central float, or pneumatocyst..

Siphon :: Siphon (n.) The anterior prolongation of the margin of any gastropod shell for the protection of the soft siphon.

Hydrophyllium :: Hydrophyllium (n.) One of the flat, leaflike, protective zooids, covering other zooids of certain Siphonophora..

Siphonophore :: Siphonophore (n.) One of the Siphonophora.

Siphonobranchiata :: Siphonobranchiata (n. pl.) A tribe of gastropods having the mantle border, on one or both sides, prolonged in the form of a spout through which water enters the gill cavity. The shell itself is not always siphonostomatous in this group..

Siphonium :: Siphonium (n.) A bony tube which, in some birds, connects the tympanium with the air chambers of the articular piece of the mandible..

Siphonobranchiate :: Siphonobranchiate (a.) Having a siphon, or siphons, to convey water to the gills; belonging or pertaining to the Siphonobranchiata..

Pneumatocyst :: Pneumatocyst (n.) A cyst or sac of a siphonophore, containing air, and serving as a float, as in Physalia..

Siphonifer :: Siphonifer (n.) Any cephalopod having a siphonate shell.

Physograde :: Physograde (n.) Any siphonophore which has an air sac for a float, as the Physalia..

Siphon :: Siphon (n.) The tubular organ through which water is ejected from the gill cavity of a cephaloid. It serves as a locomotive organ, by guiding and confining the jet of water. Called also siphuncle. See Illust. under Loligo, and Dibranchiata..

Fury :: Fury (n.) pl. (Greek Myth.) The avenging deities, Tisiphone, Alecto, and Megaera; the Erinyes or Eumenides..

Involucrum :: Involucrum (n.) A sheath which surrounds the base of the lasso cells in the Siphonophora.

Phragmosiphon :: Phragmosiphon (n.) The siphon of a phragmocone.

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