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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]
The scientific name of this family comes from Charles Lucien Bonaparte, who first proposed it in Iconografia della Fauna Italica per le quattro Classi degli Animali Vertebrati of 1832, while the subfamilies received their designation from Taverne in Ostéologie des genres Mormyrus Linné, Mormyrops Müller, Hyperopisus Gill, Isichthys Gill ...
Download as PDF; Printable version ... This article lists fish commonly kept in aquariums and ponds. [1] Anguilliformes ... List of aquarium fish by scientific name.
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.
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.
Siphonophorae (A) Rhizophysa eysenhardtii scale bar = 1 cm, (B) Bathyphysa conifera 2 cm, (C) Hippopodius hippopus 5 mm, (D) Kephyes hiulcus 2 mm (E) Desmophyes haematogaster 5 mm (F) Sphaeronectes christiansonae 2 mm, (G) Praya dubia 40 m (130 ft), (H) Apolemia sp. 1 cm, (I) Lychnagalma utricularia 1 cm, (J) Nanomia sp. 1 cm, (K) Physophora hydrostatica 5 mm
Cookeolus japonicus is a species of fish in the family Priacanthidae, the bigeyes and catalufas. It is the only extant species of Cookeolus, [1] except for C. spinolacrymatus, an extinct Late Pliocene fish known from a fossil specimen collected in Okinawa, Japan. [2] C. japonicus is found throughout the tropical and subtropical oceans, except ...
The European pilchard (Sardina pilchardus) is a species of ray-finned fish in the monotypic genus Sardina. The young of the species are among the many fish that are sometimes called sardines. [3] [4] This common species is found in the northeast Atlantic, the Mediterranean, and the Black Sea at depths of 10–100 m (33–328 ft). [1]