Hemigrammus
Lo genre Hemigrammus regropa mantuna espècia de peisses americans de la familha dels Caracids.

Lista de las espècias 
 Hemigrammus aereus Géry, 1959
 Hemigrammus analis Durbin, 1909
 Hemigrammus barrigonae Eigenmann e Henn, 1914
 Hemigrammus bellottii (Steindachner, 1882)
 Hemigrammus bleheri Géry e Mahnert, 1986
 Hemigrammus boesemani Géry, 1959
 Hemigrammus brevis Ellis, 1911
 Hemigrammus cayennensis Géry, 1959
 Hemigrammus coeruleus Durbin in Eigenmann, 1908
 Hemigrammus cupreus Durbin in Eigenmann, 1918
 Hemigrammus cylindricus Durbin, 1909
 Hemigrammus elegans (Steindachner, 1882)
 Hemigrammus erythrozonus Durbin, 1909
 Hemigrammus falsus Meinken, 1958
 Hemigrammus gracilis (Lütken, 1875)
 Hemigrammus guyanensis Géry, 1959
 Hemigrammus haraldi Géry, 1961
 Hemigrammus hyanuary Durbin in Eigenmann, 1918
 Hemigrammus iota Durbin, 1909
 Hemigrammus levis Durbin in Eigenmann, 1908
 Hemigrammus luelingi Géry, 1964
 Hemigrammus lunatus Durbin in Eigenmann, 1918
 Hemigrammus mahnerti Uj e Géry, 1989
 Hemigrammus marginatus Ellis, 1911
 Hemigrammus matai Eigenmann, 1918
 Hemigrammus maxillaris (Fowler, 1932)
 Hemigrammus megaceps Fowler, 1945
 Hemigrammus melanochrous Fowler, 1913
 Hemigrammus micropterus Meek in Eigenmann e Ogle, 1907
 Hemigrammus microstomus Durbin in Eigenmann, 1918
 Hemigrammus mimus Böhlke, 1955
 Hemigrammus neptunus Zarske e Géry, 2002
 Hemigrammus newboldi (Fernández-Yépez, 1949)
 Hemigrammus ocellifer (Steindachner, 1882)
 Hemigrammus orthus Durbin, 1909
 Hemigrammus pretoensis Géry, 1965
 Hemigrammus pulcher Ladiges, 1938
 Hemigrammus rhodostomus Ahl, 1924
 Hemigrammus rodwayi Durbin, 1909
 Hemigrammus schmardae (Steindachner, 1882)
 Hemigrammus stictus (Durbin, 1909)
 Hemigrammus tridens Eigenmann in Eigenmann e Ogle, 1907
 Hemigrammus ulreyi (Boulenger, 1895)
 Hemigrammus unilineatus (Gill, 1858)
 Hemigrammus vorderwinkleri Géry, 1963

Characidae
Peis d'aqüari