Ostariophysi


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Ostariophysi

[ä¦stär·ē·ō′fī‚sī]
(vertebrate zoology)
A superorder of actinopterygian fishes distinguished by the structure of the anterior four or five vertebrae which are modified as an encasement for the bony ossicles connecting the inner ear and swim bladder.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Ostariophysi

 

(also Cypriniformes). an –rder of bony fish, characterized by the presence of Weberian apparatus. The swimbladder is connected to the intestine. Ostariophysans areprimarily found in fresh water. There are four suborders:Characinoidei, Electrophoridei (Electrophorus electricus), Cy-prinoidei, and Siluroidei. There are five families in the suborderCyprinoidei; three are found in the USSR—Cyprinidae, Cato-stomidae, and Cobitidae. There are 13 genera of the family Cato-stomidae; five are native to the USSR (31 species). Of the 31families of the suborder Siluroidei, four are found in the SovietUnion: Siluridae (three species), Bagridae, Sisoridae (one spe-cies), and Amiuridae (one species). Many ostariophysans arecommercially valuable.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.
References in periodicals archive ?
Revision of the Neotropical catfish genus Hoplosternum (Ostariophysi: Siluriformes: Callichthyidae), with the description of two new genera and three new species.
Reproduccion y dinamica poblacional de Cheirodon interruptus (Ostariophysi: Characidae) en el arroyo El Portugues, alta cuenca del rio Samborombon, Argentina.
Larvae of migratory fish (Teleostei: Ostariophysi) in the lotic remnant of the Parana River in Brazil.
1998: Cobitis elongata Heckel and Kner, 1858 (Pisces, Ostariophysi, Cobitidae), distribution, relationships, geographical variation and protection status.
Catfishes are a monophyletic group belonging to the super order called the Ostariophysi. They are usually of dark gray or black coloration on the back, fading to a white belly, with a characteristic slender bodies, flat bony heads and broader in size and terminal mouths with four pairs of barbels.
The SS4 gene has been verified in all teleost species while been viewed as particular in the ostariophysi previously (Liu et al., 2010).
Spermatic characteristics and sperm evolution on the subfamily Stevardiinae (Ostariophysi: Characiformes: Characidae).