Definition of Parazoa

1. Noun. Multicellular organisms having less-specialized cells than in the Metazoa; comprises the single phylum Porifera.

Exact synonyms: Subkingdom Parazoa
Group relationships: Animal Kingdom, Animalia, Kingdom Animalia
Member holonyms: Phylum Porifera, Porifera
Generic synonyms: Subkingdom

Definition of Parazoa

1. Proper noun. a taxonomic subkingdom, within kingdom Animalia - the sponges ¹

¹ Source: wiktionary.com

Definition of Parazoa

1. parazoon [n] - See also: parazoon

Medical Definition of Parazoa

1. A subkingdom that includes the sponges (phylum Porifera), considered by many zoologists to be intermediate between the subkingdoms Protozoa and Metazoa. (05 Mar 2000)

Lexicographical Neighbors of Parazoa

Paranda
Paranthias
Paranthias furcifer
Paranthropus
Paraná
Parascalops
Parascalops breweri
Parascaris equorum
Parashurama
Parasitaxus
Parasitaxus ustus
Parastrongylus
Parathelypteris
Parathelypteris novae-boracensis
Parathelypteris simulata
Parazoa (current term)
Paraíba
Parcae
Parcheesi
Pardew
Pare's suture
Paree
Pareto
Pareto-efficient
Pareto-improvement
Pareto-improvements
Pareto-optimal
Pareto distribution
Pareto efficient

Literary usage of Parazoa

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

1. A Treatise on Zoology by Edwin Ray Lankester (1900)
"STERILITY OF THE BRANCH Parazoa.—The Parazoa have apparently not given rise to any very great advance or complication of structure. ..."

2. The Encyclopedia Britannica: A Dictionary of Arts, Sciences, Literature and by Hugh Chisholm (1911)
"The Metazoa form two main branches; one, Parazoa, is but a small unproductive stock comprising only the Phylum ..."

3. The Zoological Record ...: Being Records of Zoological Literature by Zoological Society of London (1901)
"... (2) that they after which they have evolved in a different direction, their germ-layers pp. 158-161. Sponges regarded as Parazoa, one of the two primary ..."

4. Science by American Association for the Advancement of Science (1900)
"He inclines to the view of an early separation of the sponges, as the Parazoa, from the remaining Metazoa and maintains the non-identity of the germ layers ..."

5. The Cambridge Natural History by Arthur Everett Shipley, Sidney Frederic Harmer (1906)
"... Museum,1 from twenty fathoms off the island Negropont, is two metres high and two metres wide. The genus appears to I* related anatomically to Parazoa. ..."

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