Merragata hebroides White, 1877

Geographical distribution: Canada in the Nearctic region to Argentina in the Neotropical region (not reported from Chile); introduced in the Hawaiian Islands and Canary Islands.

Material from Cuba: Matanzas, Ciénaga de Zapata, Playa Larga, several specimens collected in april (ESI) (Alayo 1967, 1974). Santiago de Cuba, Dos Palmas, Presa Gilbert, 6.XII.2005, Y. S. Megna leg., 4 specimens (NHMC) (Deler-Hernández et al. 2007).

Habitat: found in Cuba between submerged vegetation of lentic habitats, from small ponds to dams, up to 200 m above sea-level.