Hydrodessus keithi Miller, 2016

Material examined. Brazil: Amapá State, “ Tartarugalzinho, Igarapé do Henrique, BR 156” (01º45’56”N 050º52’40”W) ; - 1 m a.s.l.; 07.viii.2011; leg. A. Pes, P. Cruz, A. Fernandes, N. Hamada (INPA, 1) . Rondônia State, “ Rio Pacaás Novos, confluência com rio Negro Ocaia ” (11º11’04’’S 64º51’16’’W) ; 06.ix.1999; leg. N. Hamada, U. Barbosa (INPA, 1) .

Distribution. Brazil (Amapá *, Pará, Rondônia *), Colombia (Meta) and Ecuador (Napo, Pastaza) (Miller 2016) (Fig. 17).

Habitat. This species has been collected from blacklight traps (Miller 2016). Specimens from Brazil (Amapá) were collected in streams at - 1 m a.s.l, 25ºC, 6.7 pH, 13 µScm-1 conductivity.