n = 17
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Hoplosternum laevigatum | (Valenciennes, 1836) | Hoplosternum littorale | Callichthyidae | Atipa |
| Hoplosternum littorale | (Hancock, 1828) | Hoplosternum littorale | Callichthyidae | Atipa |
| Hoplosternum littorale daillyi | Hoedeman, 1952 | Hoplosternum littorale | Callichthyidae | Atipa |
| Hoplosternum littoralis daillyi | Hoedeman, 1952 | Hoplosternum littorale | Callichthyidae | Atipa |
| Hoplosternum magdalenae | Eigenmann, 1913 | Hoplosternum magdalenae | Callichthyidae | Striped hoplo |
| Hoplosternum orinocoi | Fowler, 1915 | Megalechis picta | Callichthyidae | Spotted hoplo |
| Hoplosternum oronocoi | Fowler, 1915 | Megalechis picta | Callichthyidae | Spotted hoplo |
| Hoplosternum pectorale | (Boulenger, 1895) | Lepthoplosternum pectorale | Callichthyidae | Chaco catfish |
| Hoplosternum personatus | (Ranzani, 1841) | Megalechis thoracata | Callichthyidae | |
| Hoplosternum punctatum | Meek & Hildebrand, 1916 | Hoplosternum punctatum | Callichthyidae | |
| Hoplosternum schreineri | Miranda Ribeiro, 1911 | Hoplosternum littorale | Callichthyidae | Atipa |
| Hoplosternum shirui | Fowler, 1940 | Hoplosternum littorale | Callichthyidae | Atipa |
| Hoplosternum stevardii | Gill, 1858 | Hoplosternum littorale | Callichthyidae | Atipa |
| Hoplosternum thoracatum | (Valenciennes, 1840) | Megalechis thoracata | Callichthyidae | |
| Hoplosternum thoracatum cayennae | Hoedeman, 1961 | Hoplosternum littorale | Callichthyidae | Atipa |
| Hoplosternum thoracatum surinamensis | Hoedeman, 1952 | Megalechis thoracata | Callichthyidae | |
| Hoplosternum thoracatum thoracatum | (Valenciennes, 1840) | Megalechis thoracata | Callichthyidae |