15426 Pterapogon kauderni Koumans, 1933 Apogonidae Cardinalfishes Apogoninae Kurtiformes Teleostei Banggai cardinal fish Western Pacific: Apparently restricted to Banggai Islands, Indonesia. Also found in several small islands off nearby eastern Taliabu Island and Luwuk vicinity (Ref. 90102). Threatened by extinction due to collection for the aquarium trade (Ref. 27438, 35396).