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Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Megaclassis: Osteichthyes
Superclassis/Classis: Actinopterygii
Classis/Subclassis: Actinopteri
Subclassis/Infraclassis: Neopterygii
Infraclassis: Teleostei
Megacohors: Osteoglossocephalai
Supercohors: Clupeocephala
Cohors: Otomorpha
Subcohors: Ostariophysi
Sectio: Otophysa
Ordo: Characiformes

Familia: Erythrinidae
Genus: Hoplias
Species: H. aimara – H. brasiliensis – H. lacerdae – H. malabaricus – H. mbigua – H. microcephalus – H. microlepis – H. patana – H. teres
Name

Hoplias Gill, 1903

Type species: Esox malabaricus Bloch, 1794

Etymology: From Greek hoplos (= 'armor'), referring to “defensive armature” of “cranial shield-like surface as well as the offensive teeth”. (From The ETYFish project)
Synonyms

Macrodon Müller, 1843

References
Primary references

Gill, T.N. 1903. Note on the fish genera named Macrodon. Proceedings of the United States National Museum 26(1349): 1015–1016. BHL Reference page.
Müller, J.P. 1843. Beiträge zur Kenntniss der natürlichen Familien der Fische. Archiv für Naturgeschichte 9(1): 292–330. BHL Reference page. [See pp. 316–317, 321.]
Bloch, M.E. 1794. Naturgeschichte der ausländischen Fische. Berlin. Vol. 8: i–iv + 1–174, Pls. 361–396. BHL Reference page. [See p. 149, Pl. 392.]

Links

Hoplias and its species (including synonyms) in Catalog of Fishes, Eschmeyer, W.N., Fricke, R. & van der Laan, R. (eds.) 2024. Catalog of Fishes electronic version.
Hoplias species list in FishBase,
Froese, R. & Pauly, D. (eds.) 2024. FishBase. World Wide Web electronic publication, www.fishbase.org, version 02/2024.

Hoplias is a genus of fish in the family Erythrinidae found in Central and South America.
Species
Hoplias malabaricus and its sharp teeth.

There are currently 13 recognized species in this genus:[1]

Hoplias aimara (Valenciennes, 1847)
Hoplias australis Oyakawa & Mattox, 2009
Hoplias brasiliensis (Spix & Agassiz, 1829)
Hoplias curupira Oyakawa & Mattox, 2009
Hoplias intermedius (Günther, 1864)
Hoplias lacerdae A. Miranda-Ribeiro, 1908
Hoplias malabaricus (Bloch, 1794) Wolf-fish, Traíra
Hoplias mbigua Azpelicueta, Benítez, Aichino & Méndez, 2015 [2]
Hoplias microcephalus (Agassiz, 1829)
Hoplias microlepis (Günther, 1864) [3]
Hoplias misionera Rosso, Mabragaña, González-Castro, Delpiani, Avigliano, Schenone & Díaz de Astarloa, 2016 [4]
Hoplias patana (Valenciennes, 1847)
Hoplias teres (Valenciennes, 1847)

References

Froese, Rainer and Pauly, Daniel, eds. (2016). Species of Hoplias in FishBase. June 2016 version.
Azpelicueta, M.d.l.M., Benítez, M.F., Aichino, D.R. & Mendez, C.M.D. (2015): A new species of the genus Hoplias (Characiformes, Erythrinidae), a tararira from the lower Paraná River, in Misiones, Argentina. Archived 2015-11-17 at the Wayback Machine Acta zoológica lilloana, 59 (1-2): 71–82.
Mattox, G.M.T., Bifi, A.G. & Oyakawa, O.T. (2014): Taxonomic study of Hoplias microlepis (Günther, 1864), a trans-Andean species of trahiras (Ostariophysi: Characiformes: Erythrinidae). Neotropical Ichthyology, 12 (2): 343–352.
Rosso, J.J., Mabragaña, E., González-Castro, M., Delpiani, M.S., Avigliano, E., Schenone, N. & Díaz de Astarloa, J.M. (2016): A new species of the Hoplias malabaricus species complex (Characiformes: Erythrinidae) from the La Plata River basin. Cybium, 40 (3): 199-208.

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