digulensis, Arius Hardenberg [J. D. F.] 1936:369 [Treubia, Buitenzorg v. 15 (pt 4); ref. 13699] Middle course of Digul River, southern New Guinea. Holotype (unique): ZMA 110781. Type catalog: Nijssen et al. 1982:37 [ref. 19236], Ferraris 2007:47 [ref. 29155]. •Valid as Arius digulensis Hardenberg 1936 -- (Burgess 1989:168 [ref. 12860]). •Synonym of Arius latirostris Macleay 1883 -- (Allen 1991:53 [ref. 21090]). •Synonym of Ariopsis latirostris (Macleay 1883) -- (Kailola 2004:126 [ref. 28108]). •Synonym of Neoarius latirostris (Macleay 1883) -- (Ferraris 2007:47 [ref. 29155]). •Synonym of Potamosilurus latirostris (Macleay 1883) -- (Marceniuk & Menezes 2007:101 [ref. 29031]). •Synonym of Papuarius latirostris (Macleay 1883). Current status: Synonym of Papuarius latirostris (Macleay 1883). Ariidae: Ariinae. Habitat: freshwater.