diadema, Pseudochromis Lubbock [R.] & Randall [J. E.] 1978:37, Fig. 1 [Revue française d'Aquariologie Herpétologie v. 5 (no. 2); ref. 8808] Pulau Tulai, near Pulau Tioman, western Malaysia, depth 15 meters. Holotype: BPBM 20854. Paratypes: BMNH 1978.5.31.1 (1). •Valid as Pseudochromis diadema Lubbock & Randall 1978 -- (Gill et al. 1996:99 [ref. 22908], Allen 1997:96 [ref. 23977], Chen et al. 1997:148 [ref. 24620], Gill 1999:2566 [ref. 24817], Gill in Randall & Lim 2000:611 [ref. 25122], Allen 2000:99 [ref. 25868], Adrim et al. 2004:120 [ref. 27715]). •Valid as "Pictochromis" diadema (Lubbock & Randall 1978) -- (Allen & Adrim 2003:33 [ref. 26830]). •Valid as Pictichromis diadema (Lubbock & Randall 1978) -- (Gill 2004:61 [ref. 27767], Allen et al. 2008:153 [ref. 29481], Allen & Erdmann 2012:329 [ref. 31980], Allen & Erdmann 2024:351 [ref. 40796]). Current status: Valid as Pictichromis diadema (Lubbock & Randall 1978). Pseudochromidae: Pseudochrominae. Distribution: Western Pacific: Malay Peninsula, Borneo and Philippines. Habitat: marine.