# Moenkhausia

Moenkhausia is a genus of freshwater fish in the family Characidae native to tropical and subtropical South America. These are medium-sized tetras where the largest species only reach around 12 cm (4.7 in).
The diamond tetra and red-eye tetra, which are commonly kept in aquaria, are members of this genus.

## Species

There are currently 90 recognized species in this genus:
* Moenkhausia abyss G. D. de Oliveira & Marinho, 2016
* Moenkhausia affinis Steindachner, 1915
* Moenkhausia agnesae Géry, 1965
* Moenkhausia alesis Petrolli & Benine, 2015
* Moenkhausia atahualpiana (Fowler, 1907)
* Moenkhausia aurantia Bertaco, Jerep & F. R. de Carvalho, 2011
* Moenkhausia australe C. H. Eigenmann, 1908
* Moenkhausia barbouri C. H. Eigenmann, 1908
* Moenkhausia bellasomniosa Soares, Lima, Bastos & Rapp Py-Daniel, 2019
* Moenkhausia bonita Benine, R. M. C. Castro & Sabino, 2004
* Moenkhausia britskii Azevedo-Santos & Benine, 2016
* Moenkhausia browni C. H. Eigenmann, 1909
* Moenkhausia calliura (C. G. E. Ahl, 1931)
* Moenkhausia celibela Marinho & Langeani, 2010
* Moenkhausia ceros C. H. Eigenmann, 1908
* Moenkhausia chlorophthalma L. M. de Sousa, Netto-Ferreira & Birindelli, 2010
* Moenkhausia chrysargyrea (Günther, 1864)
* Moenkhausia collettii (Steindachner, 1882)
* Moenkhausia comma C. H. Eigenmann, 1908
* Moenkhausia conspicua I. M. Soares & Bührnheim, 2016
* Moenkhausia copei (Steindachner, 1882)
* Moenkhausia cosmops F. C. T. Lima, Britski & Machado, 2007
* Moenkhausia costae (Steindachner, 1907)
* Moenkhausia cotinho C. H. Eigenmann, 1908
* Moenkhausia crisnejas N. E. Pearson, 1929
* Moenkhausia dasalmas Bertaco, Jerep & F. R. de Carvalho, 2011
* Moenkhausia diamantina Benine, R. M. C. Castro & A. C. A. Santos, 2007
* Moenkhausia dichroura (Kner, 1858)
* Moenkhausia diktyota F. C. T. Lima & Toledo-Piza, 2001
* Moenkhausia dorsinuda Zarske & Géry, 2002
* Moenkhausia eigenmanni Géry, 1964
* Moenkhausia eurystaenia Marinho, 2010
* Moenkhausia forestii Benine, Mariguela & C. de Oliveira, 2009
* Moenkhausia gracilima C. H. Eigenmann, 1908
* Moenkhausia grandisquamis (J. P. Müller & Troschel, 1845)
* Moenkhausia guaruba de Lima, Vita, Dutra, Ohara & Pastana, 2023
* Moenkhausia hasemani C. H. Eigenmann, 1917
* Moenkhausia heikoi Géry & Zarske, 2004
* Moenkhausia hemigrammoides Géry, 1965
* Moenkhausia hysterosticta P. H. F. Lucinda, L. R. Malabarba & Benine, 2007
* Moenkhausia icae C. H. Eigenmann, 1908
* Moenkhausia inrai Géry, 1992
* Moenkhausia intermedia C. H. Eigenmann, 1908
* Moenkhausia ischyognatha Petrolli & Benine, 2015
* Moenkhausia jamesi C. H. Eigenmann, 1908
* Moenkhausia justae C. H. Eigenmann, 1908
* Moenkhausia lata C. H. Eigenmann, 1908
* Moenkhausia latissima C. H. Eigenmann, 1908
* Moenkhausia lepidura (Kner, 1858)
* Moenkhausia levidorsa Benine, 2002
* Moenkhausia lineomaculata D'Agosta, Marinho & Benine, 2015
* Moenkhausia lopesi Britski & de Silimon, 2001
* Moenkhausia loweae Géry, 1992
* Moenkhausia margitae Zarske & Géry, 2001
* Moenkhausia megalops (C. H. Eigenmann, 1907)
* Moenkhausia melogramma C. H. Eigenmann, 1908
* Moenkhausia metae C. H. Eigenmann, 1922
* Moenkhausia miangi Steindachner, 1915
* Moenkhausia mikia Marinho & Langeani, 2010
* Moenkhausia moisae Géry, Planquette & Le Bail, 1995
* Moenkhausia monicae Marinho, D'Agosta, Camelier & F. C. T. Lima, 2016
* Moenkhausia mutum D'Agosta & Marinho, 2016
* Moenkhausia naponis J. E. Böhlke, 1958
* Moenkhausia newtoni Travassos, 1964
* Moenkhausia nigromarginata W. J. E. M. Costa, 1994
* Moenkhausia oligolepis (Günther, 1864)
* Moenkhausia orteguasae Fowler, 1943
* Moenkhausia ovalis (Günther, 1868)
* Moenkhausia pankilopteryx Bertaco & P. H. F. Lucinda, 2006
* Moenkhausia parecis Ohara & Marinho, 2016
* Moenkhausia petymbuaba F. C. T. Lima & Birindelli, 2006
* Moenkhausia phaeonota W. L. Fink, 1979
* Moenkhausia pirauba Zanata, Birindelli & C. L. R. Moreira, 2010
* Moenkhausia plumbea L. M. de Sousa, Netto-Ferreira & Birindelli, 2010
* Moenkhausia pyrophthalma W. J. E. M. Costa, 1994
* Moenkhausia robertsi Géry, 1964
* Moenkhausia rubra Pastana & D'Agosta, 2014
* Moenkhausia sanctaefilomenae (Steindachner, 1907)
* Moenkhausia schultzi Fernández-Yépez, 1950
* Moenkhausia shideleri C. H. Eigenmann, 1909
* Moenkhausia simulata (C. H. Eigenmann, 1924)
* Moenkhausia sthenosthoma Petrolli & Benine, 2015
* Moenkhausia surinamensis Géry, 1965
* Moenkhausia takasei Géry, 1964
* Moenkhausia tergimacula Z. M. S. de Lucena & C. A. S. de Lucena, 1999
* Moenkhausia tridentata Holly, 1929
* Moenkhausia uirapuru Ohara & F. C. T. Lima, 2015
* Moenkhausia venerei Petrolli, Azevedo-Santos & Benine, 2016
* Moenkhausia vittata (Castelnau, 1855)
* Moenkhausia xinguensis (Steindachner, 1882)