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Characiformes / ˈ k æ r ə s ɪ f ɔːr m iː z / is an order of ray-finned fish, comprising the characins and their allies. Grouped in 18 recognized families, more than 2000 different species are described, including the well-known piranha and tetras.
92 species. Characiformes is an order of ray-finned fish, comprising the characins and their allies. Grouped in 18 recognized families, more than 2000 different species are described, including the well-known piranha and tetras.
Characidae, the characids or characins, is a family of freshwater subtropical and tropical fish belonging to the order Characiformes. The name "characins" is an historical one, [2] but scientists today tend to prefer "characids" to reflect their status as a, by and large, monophyletic group (at family rank).
Jun 29, 2018 · The Alestidae (Characiformes), often considered the counterpart of the Characidae in Africa (e.g. Géry, 1977; Zanata and Vari, 2005), evolved under the competitive pressure of the barbs and relatives (Cyprinidae), and their extant richness is less than one tenth the number of characid species (Briggs, 2005; Eschmeyer and Fong, 2017).
- Juan Marcos Mirande
- 2018
Characiformes is a diverse order of ray-finned fish comprising the characins and their allies and with all extant species found in freshwater habitats. Characiformes is a large assemblage of about 2,000 species, including the well-known piranhas and tetras. Extant characiforms are found exclusively in freshwater environments in Africa and the ...
- Actinopterygii
- Characiformes
- Animalia
- Chordata
Characiformes is one of the main orders of Ostariophysi, with more than 2200 species (Fig. 1.8 ). They occur only in freshwater, in Africa and South, Central, and North America as far as Texas.
Description. The Characidae family is placed within the order Characiformes. Characiformes are characterized by well developed teeth (most are carnivores) and the presence of a pelvic fin (with five to twelve rays) and normally an adipose fin, and a body that is almost always scaled (Nelson 1994).
