Lexic.us

Definition of Siphonophora

1. Noun. Marine colonial hydrozoans.

Definition of Siphonophora

1. n. pl. An order of pelagic Hydrozoa including species which form complex free-swimming communities composed of numerous zooids of various kinds, some of which act as floats or as swimming organs, others as feeding or nutritive zooids, and others as reproductive zooids. See Illust. under Physallia, and Porpita.

Medical Definition of Siphonophora

1. An order of pelagic Hydrozoa including species which form complex free-swimming communities composed of numerous zooids of various kinds, some of which act as floats or as swimming organs, others as feeding or nutritive zooids, and others as reproductive zooids. Origin: NL, fr. Gr. A siphon + to bear. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Siphonophora

Literary usage of Siphonophora

Below you will find example usage of this term as found in modern and/or classical literature:

1. Text-book of Comparative Anatomy by Arnold Lang, Ernst Heinrich Philipp August Haeckel (1891)
"In the order of the siphonophora two animal groups have till now been united, which, apart from the fact that both are Medusa-stocks, have nothing ..."

2. Journal of the Royal Microscopical Society by Royal Microscopical Society, London (1882)
"Tissues of siphonophora.*—C. Chun, in his second paper,f adds some facts as to the ... The arrangement of the musculature which obtains in the siphonophora ..."

3. The Encyclopedia Americana: A Library of Universal Knowledge (1919)
"See siphonophora. PORTUGUESE WEST AFRICA. See AFRICA. PORTULACA, a genus of annual and perennial herbs of the family ..."

4. A Manual of Zoology by Richard Hertwig (1912)
"siphonophora. The siphonophora are among the most beautiful of pelagic animals, some transparent, some brightly colored. Each (fig. ..."

5. A Manual of Zoology by Richard Hertwig (1902)
"siphonophora. The siphonophora are among the most beautiful of pelagic animals, some transparent, some brightly colored. Each (fig. ..."

6. Zoology: Being a Systematic Account of the General Structure, Habits by William Benjamin Carpenter, William Sweetland Dallas (1867)
"... have been discovered, which show that this view of its structure is the true one. ORDER IV.—siphonophora. 1191. The siphonophora are free-swimming ..."

7. A Student's Text-book of Zoology by Adam Sedgwick, Joseph Jackson Lister, Arthur Everett Shipley (1898)
"The colonies of the siphonophora are characterised by the extreme socialization of tlie individuals composing them. So great indeed is this specialization ..."

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