Disersus cacicus (Coquérel, 1851)
Potamophilus cacicus Coquérel, 1851: 596; Jäch & Kodada, 2010 (web site).
Disersus cacicus Grouvelle, 1896: 78; Zaitzev, 1908: 288; Zaitzev, 1910: 7; Blackwelder, 1944: 272; Brown, 1981: 101; Spangler & Santiago 1987: 18; Archangelsky & Manzo, 2006: 43; Jäch & Kodada, 2010 (web site); Passos et al., 2010: 543.
ECUADOR: Pastaza, Puyo (22 km W) [Spangler, 1987] General distribution: Colombia, Ecuador.