- caudal skeleton
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the urophore, formed from various bones of cartilaginous or dermal origins
Dictionary of ichthyology. 2009.
Dictionary of ichthyology. 2009.
Caudal vertebrae — are the bones in the tails of mammals. [http://trc.ucdavis.edu/mjguinan/apc100/modules/Musculoskeletal/skeleton/vert2/vert5.html] See Vertebra … Wikipedia
skeleton — skeletonless, adj. skeletonlike, adj. /skel i tn/, n. 1. Anat., Zool. the bones of a human or an animal considered as a whole, together forming the framework of the body. 2. any of various structures forming a rigid framework in an invertebrate.… … Universalium
Snake skeleton — A snake skeleton consists primarily of the skull, vertebrae, and ribs, with only vestigial remnants of the limbs. Contents 1 Skull … Wikipedia
fish — fishless, adj. /fish/, n., pl. (esp. collectively) fish, (esp. referring to two or more kinds or species) fishes, v. n. 1. any of various cold blooded, aquatic vertebrates, having gills, commonly fins, and typically an elongated body covered with … Universalium
Fish — /fish/, n. Hamilton, 1808 93, U.S. statesman: secretary of state 1869 77. * * * I Any of more than 24,000 species of cold blooded vertebrates found worldwide in fresh and salt water. Living species range from the primitive lampreys and hagfishes… … Universalium
osteoglossomorph — ▪ fish Introduction any member of what is widely believed to be the most primitive group of bony fishes (bony fish). This reputation stems from their rudimentary caudal skeleton and the lack of a set of intermuscular bones throughout the… … Universalium
clupeiform — ▪ fish Introduction any member of the superorder Clupeomorpha, a group of bony fishes (bony fish) with one living order, the Clupeiformes, that contains some of the world s most numerous and economically important fishes (fish). The order… … Universalium
salmoniform — ▪ fish Introduction any member of the order Salmoniformes, a diverse and complex group of fishes. The order consists of about 1,000 species in the freshwaters and in the oceans of the world. Included are the familiar trout, salmon, and pike … Universalium
ostariophysan — ▪ fish Introduction any of about8,000 species of bony fishes (bony fish) belonging to a group that includes the majority of freshwater fishes throughout the world. Familiar representatives of this group are the minnows (minnow), suckers (sucker) … Universalium
Listrura — Taxobox name = Listrura regnum = Animalia phylum = Chordata classis = Actinopterygii ordo = Siluriformes familia = Trichomycteridae subfamilia = Glanapteryginae genus = Listrura genus authority = de Pinna, 1988 type species = Listrura… … Wikipedia