dux, Zenarchopterus Seale [A.] 1910:267, Pl. 2 (fig. 2) [The Philippine Journal of Science, Section D v. 5 (no. 4); ref. 14808] Sandakan, Sabah state, Borneo Island, East Malaysia. Holotype (unique): BSMP 2679. •Status uncertain -- (Collette 1982:266 [ref. 5497]). •Valid as Zenarchopterus dux Seale 1910 -- (Kottelat et al. 1993:88 [ref. 23448], Collette 2004:20 [ref. 27583], Kottelat 2013:296 [ref. 32989]). Current status: Valid as Zenarchopterus dux Seale 1910. Zenarchopteridae. Distribution: Probably marine; Borneo. Habitat: marine.