Subtribe Hygronomina Thomson, 1859
0499. Caloderella Bernhauer, 1912d: 70 (Fig. 50)
Type species: Caloderella argentina Bernhauer, 1912
13 species are included in this genus from South America.
Key: Irmler 2011: 169 (Neotropical species); Pace 2008a: 229 (species of Ecuador and Peru).
Distribution.
South America: Colombia, Ecuador, Argentina.
Other regions: Ethiopian, Oriental.
0500. Cryptocompsus Lynch-Arribálzaga, 1884: 96
Type species: Cryptocompsus venustus Lynch-Arribálzaga, 1884
Only one species is known from and is restricted to South America.
Distribution.
South America: Argentina.
0501. Hygronoma Erichson, 1837: 312
Type species: Aleochara dimidiata Gravenhorst, 1806
4 species are included in this genus from South America.
Distribution.
South America: French Guiana, Brazil.
Other regions: Palaearctic, Oriental.