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Fishes are a paraphyletic group and for this reason, the class Pisces seen in older reference works is no longer used in formal taxonomy.Traditional classification divides fish into three extant classes (Agnatha, Chondrichthyes, and Osteichthyes), and with extinct forms sometimes classified within those groups, sometimes as their own classes: [1]
Fishes of the World is a standard reference for the systematics of fishes. It was first written in 1976 by the American ichthyologist Joseph S. Nelson (1937–2011). Now in its fifth edition (2016), the work is a comprehensive overview of the diversity and classification of the 30,000-plus fish species known to science.
Print/export Download as PDF; Printable version; In other projects ... Pages in category "Fish" The following 10 pages are in this category, out of 10 total. ...
Download as PDF; Printable version; Appearance. move to sidebar hide. Help ... Pages in category "Fish classes" The following 5 pages are in this category, out of 5 ...
Print/export Download as PDF; ... This is a complete list of genera in the fish family Gobiidae, in accordance to the 5th edition of Fishes of the World. [1] [2] List
The world's deepest living fish, Abyssobrotula galatheae, a species of cusk eel, lives in the Puerto Rico Trench at a depth of 8,372 meters (27,467 ft). [23] [25] Due to the extreme pressure, this appears to be around the theoretical maximum depth possible for fish. [26] [27] Stone loach
Actinopterygii (/ ˌ æ k t ɪ n ɒ p t ə ˈ r ɪ dʒ i aɪ /; from actino- 'having rays' and Ancient Greek πτέρυξ (ptérux) 'wing, fins'), members of which are known as ray-finned fish or actinopterygians, is a class of bony fish [2] that comprise over 50% of living vertebrate species. [3]
Common names of fish can refer to a single species; to an entire group of species, such as a genus or family; or to multiple unrelated species or groups.Ambiguous common names are accompanied by their possible meanings.