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Catalog of Fishes is a comprehensive on-line database and reference work on the scientific names of fish species and genera. It is global in its scope and is hosted by the California Academy of Sciences. It has been compiled and is continuously updated by the curator emeritus of the CAS fish collection, William N. Eschmeyer.
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]
The phylogenetic classification of bony fishes is a phylogenetic classification of bony fishes and is based on phylogenies inferred using molecular and genomic data for nearly 2000 fishes. [1] [2] [3] The first version was published in 2013 and resolved 66 orders. [2] The latest version (version 4) was published in 2017 and recognised 72 orders ...
Fishes of the World. 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.
Class Myxini - hagfish. Class Cephalaspidomorphi - lampreys. Superclass Gnathostomata Vertebrates with jaws. Class Chondrichthyes (cartilagineous fish - sharks and rays) Class Osteichthyes (bony fish), which has two subclasses: Actinopterygii (ray-finned fish) Sarcopterygii (lobe-finned fish) Full details of higher order fish taxonomy can be ...
File:An introduction to the classification of animals (IA introductiontocl00huxl).pdf. File. File history. File usage. Global file usage. Metadata. Size of this JPG preview of this PDF file: 356 × 599 pixels. Other resolutions: 142 × 240 pixels | 285 × 480 pixels | 781 × 1,314 pixels.
A fish (pl.: fish or fishes) is an aquatic, anamniotic, gill-bearing vertebrate animal with swimming fins and a hard skull, but lacking limbs with digits.Fish can be grouped into the more basal jawless fish and the more common jawed fish, the latter including all living cartilaginous and bony fish, as well as the extinct placoderms and acanthodians.
Syngnathiformes. The Syngnathiformes / ˈsɪŋ (ɡ) nəθɪfɔːrmiːz / are an order of ray-finned fishes that includes the leafy seadragons, sea moths, trumpetfishes and seahorses, among others. [2] These fishes have generally elongate, narrow bodies surrounded by a series of bony rings, with small, tubular mouths. The shape of their mouth ...
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