Silonia (subgenus of Ageneiosus) Swainson [W.] 1838:345 et seq. Fem. Ageniosus (Silonia) lurida Swainson 1838 (= Pimelodus silondia Hamilton 1822). Type by monotypy in Swainson 1838:345; S. lurida Swainson is an unneeded substitute for P. silondia Hamilton. Also in Swainson 1839:189, 305 [ref. 4303]. •Valid as Silonia Swainson 1838 -- (Jayaram 1977:23 [ref. 7006], Jayaram 1981:224 [ref. 6497], Burgess 1989:105 [ref. 12860], Ataur Rahman 1989:177 [ref. 24860], Ataur Rahman 2003:197 [ref. 31338], Jayaram 2006:138 [ref. 28762] dated to 1839, Ferraris 2007:366 [ref. 29155], Kottelat 2013:253 [ref. 32989], Wang et al. 2016:14 [ref. 34152]). Current status: Valid as Silonia Swainson 1838. Ailiidae.