1. Species Hemigrammus aereus Géry, 1959
2. Species Hemigrammus aguaruna Lima, Correa & Ota, 2016
3. Species Hemigrammus amacayacu Albornoz‐Garzón, Méndez‐López, DoNascimiento & Lima, 2019
4. Species Hemigrammus analis Durbin, 1909
5. Species Hemigrammus arua Lima, Wosiacki & Ramos, 2009
6. Species Hemigrammus ataktos Marinho, Dagosta & Birindelli, 2014
7. Species Hemigrammus barrigonae Eigenmann & Henn, 1914
8. Species Hemigrammus bellottii (Steindachner, 1882)
9. Species Hemigrammus boesemani Géry, 1959
10. Species Hemigrammus brevis Ellis, 1911
11. Species Hemigrammus changae Ota, Lima & Hidalgo, 2019
12. Species Hemigrammus coeruleus Durbin, 1908
13. Species Hemigrammus cupreus Durbin, 1918
14. Species Hemigrammus cylindricus Durbin, 1909
15. Species Hemigrammus diagonicus Mendonça & Wosiacki, 2011
16. Species Hemigrammus durbinae Ota, Lima & Pavanelli, 2015
17. Species Hemigrammus elegans (Steindachner, 1882)
18. Species Hemigrammus erythrozonus Durbin, 1909
19. Species Hemigrammus falsus Meinken, 1958
20. Species Hemigrammus filamentosus Zarske, 2011
21. Species Hemigrammus geisleri Zarske & Géry, 2007
22. Species Hemigrammus gracilis (Lütken, 1875)
23. Species Hemigrammus guyanensis Géry, 1959
24. Species Hemigrammus haraldi Géry, 1961
25. Species Hemigrammus hyanuary Durbin, 1918
26. Species Hemigrammus iota Durbin, 1909
27. Species Hemigrammus kuroobi Reia & Benine, 2019
28. Species Hemigrammus levis Durbin, 1908
29. Species Hemigrammus luelingi Géry, 1964
30. Species Hemigrammus lunatus Durbin, 1918
31. Species Hemigrammus machadoi Ota, Lima & Pavanelli, 2014
32. Species Hemigrammus mahnerti Uj & Géry, 1989
33. Species Hemigrammus marginatus Ellis, 1911
34. Species Hemigrammus matei Eigenmann, 1918
35. Species Hemigrammus megaceps Fowler, 1945
36. Species Hemigrammus melanochrous Fowler, 1913
37. Species Hemigrammus micropterus Meek, 1907
38. Species Hemigrammus microstomus Durbin, 1918
39. Species Hemigrammus mimus Böhlke, 1955
40. Species Hemigrammus neptunus Zarske & Géry, 2002
41. Species Hemigrammus newboldi (Fernández-Yépez, 1949)
42. Species Hemigrammus ocellifer (Steindachner, 1882)
43. Species Hemigrammus ora Zarske, Le Bail & Géry, 2006
44. Species Hemigrammus orthus Durbin, 1909
45. Species Hemigrammus parana Marinho, Carvalho, Langeani & Tatsumi, 2008
46. Species Hemigrammus pretoensis Géry, 1965
47. Species Hemigrammus pulcher Ladiges, 1938
48. Species Hemigrammus rodwayi Durbin, 1909
49. Species Hemigrammus rubrostriatus Zarske, 2015
50. Species Hemigrammus schmardae (Steindachner, 1882)
51. Species Hemigrammus silimoni Britski & Lima, 2008
52. Species Hemigrammus skolioplatus Bertaco & Carvalho, 2005
53. Species Hemigrammus stictus (Durbin, 1909)
54. Species Hemigrammus taphorni Benine & Lopes, 2007
55. Species Hemigrammus tocantinsi Carvalho, Bertaco & Jerep, 2010
56. Species Hemigrammus tridens Eigenmann, 1907
57. Species Hemigrammus ulreyi (Boulenger, 1895)
58. Species Hemigrammus unilineatus (Gill, 1858)
59. Species Hemigrammus vorderwinkleri Géry, 1963
60. Species Hemigrammus xaveriellus Lima, Urbano-Bonilla & Prada-Pedreros, 2020
61. Species Hemigrammus yinyang Lima & Sousa, 2009
62. Species Hemigrammus amandae (Géry & Uj, 1987) accepted as Hyphessobrycon amandae Géry & Uj, 1987
63. Species Hemigrammus anisitsi Eigenmann, 1907 accepted as Psalidodon anisitsi (Eigenmann, 1907) (synonym)
64. Species Hemigrammus armstrongi Schultz & Axelrod, 1955 accepted as Hemigrammus rodwayi Durbin, 1909
65. Species Hemigrammus bellotti (Steindachner, 1882) accepted as Hemigrammus bellottii (Steindachner, 1882) (unaccepted > misspelling - incorrect subsequent spelling)
66. Species Hemigrammus belottii (Steindachner, 1882) accepted as Hemigrammus bellottii (Steindachner, 1882) (unaccepted > misspelling - incorrect subsequent spelling)
67. Species Hemigrammus bleheri Géry & Mahnert, 1986 accepted as Petitella bleheri (Géry & Mahnert, 1986)
68. Species Hemigrammus boulengeri Eigenmann, 1907 accepted as Hyphessobrycon boulengeri (Eigenmann, 1907)
69. Species Hemigrammus caudovittatus Ahl, 1923 accepted as Psalidodon anisitsi (Eigenmann, 1907) (synonym)
70. Species Hemigrammus compressus Meek, 1904 accepted as Hyphessobrycon compressus (Meek, 1904)
71. Species Hemigrammus erythrostigma Fowler, 1943 accepted as Hyphessobrycon erythrostigma (Fowler, 1943)
72. Species Hemigrammus georgettae (Géry, 1961) accepted as Hyphessobrycon georgettae Géry, 1961 (senior synonym)
73. Species Hemigrammus haraldschultzi (Travassos, 1960) accepted as Hyphessobrycon haraldschultzi Travassos, 1960 (senior synonym)
74. Species Hemigrammus inconstans Eigenmann & Ogle, 1907 accepted as Hyphessobrycon inconstans (Eigenmann & Ogle, 1907)
75. Species Hemigrammus kennedyi Eigenmann, 1903 accepted as Psellogrammus kennedyi (Eigenmann, 1903)
76. Species Hemigrammus mattei Eigenmann, 1918 accepted as Hemigrammus matei Eigenmann, 1918 (unaccepted > misspelling - incorrect subsequent spelling)
77. Species Hemigrammus maxillaris (Fowler, 1932) accepted as Hemigrammus lunatus Durbin, 1918 (junior synonym)
78. Species Hemigrammus melasopterus Eigenmann & Kennedy, 1903 accepted as Hyphessobrycon eques (Steindachner, 1882) (synonym)
79. Species Hemigrammus minimus (Durbin, 1909) accepted as Hyphessobrycon minimus Durbin, 1909 (senior synonym)
80. Species Hemigrammus minutus Meek & Hildebrand, 1912 accepted as Hyphessobrycon panamensis Durbin, 1908
81. Species Hemigrammus nanus (Lütken, 1875) accepted as Hasemania nana (Lütken, 1875)
82. Species Hemigrammus paipayensis Pearson, 1929 accepted as Bryconacidnus paipayensis (Pearson, 1929)
83. Species Hemigrammus proneki Géry, 1963 accepted as Hemigrammus schmardae (Steindachner, 1882)
84. Species Hemigrammus rhodostomus Ahl, 1924 accepted as Petitella rhodostoma (Ahl, 1924)
85. Species Hemigrammus robustulus Cope, 1870 accepted as Hyphessobrycon robustulus (Cope, 1870)
86. Species Hemigrammus santae Eigenmann, 1907 accepted as Hyphessobrycon santae (Eigenmann, 1907)
87. Species Hemigrammus serpae (Durbin, 1908) accepted as Hyphessobrycon eques (Steindachner, 1882) (junior synonym)
88. Species Hemigrammus stegemanni (Géry, 1961) accepted as Hyphessobrycon stegemanni Géry, 1961 (senior synonym)
89. Species Hemigrammus tropis (Géry, 1963) accepted as Hyphessobrycon tropis Géry, 1963 (senior synonym)
90. Species Hemigrammus tukunai (Géry, 1963) accepted as Hyphessobrycon tukunai Géry, 1965 (senior synonym)

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