Megapiranha
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Megapiranha is an extinct serrasalmid characin fish from the Late Miocene Ituzaingó Formation of Argentina, described in 2009. The type species is M. paranensis. It is thought to have been about 71 ce
Megapiranha Colossoma
Skeletal reconstruction of Megapiranha with a 10 cm scale bar.
FMIB 52288 Dentition of Piaractus nigripinnis a, b, c, the premaxilry from below, within, and without, respectively d and e, the
Piranha jaws
Tambaqui
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The tambaqui is a large species of freshwater fish in the family Serrasalmidae. It is native to tropical South America, but kept in aquaculture and introduced elsewhere. It is also known by the names
Megapiranha
…arranged either two rows of seven teeth with a morphologically distinct second tooth of the inner row (third tooth), such an arrangement is seen in the Tambaqui for instance, a zig-zag pattern of five teeth (like in Catoprion) or a single row of six teeth, which is typical for the carnivorous species. Each teeth…
Tambaqui Brésil
Skull replica at the San Diego Zoo
At the Shedd Aquarium
At the Vancouver Aquarium