Apogonia difficilis Heller, 1897
Apogonia difficilis Heller, 1897a: 4 (key), 12; Ritsema, 1904b: 112 (catalogue); Dalla Torre, 1912: 138 (catalogue)
Type locality: " Celebes centralis, lacus Poso et Mapane " .
Distribution: Indonesia (Sulawesi) (Heller, 1897a).