Symphysodon Heckel [J. J.] 1840:332 Masc. Symphysodon discus Heckel 1840. Type by monotypy. •Valid as Symphysodon Heckel 1840 -- (Kullander 1986:226 [ref. 12439], Mazeroll & Weiss 1995:77 [ref. 21861], Kullander 1998:494 [ref. 23855], Farias et al. 1998:502 [ref. 23856], Kullander in Reis et al. 2003:642 [ref. 27061], Bleher et al. 2007:154 [ref. 29227], Bleher & Bailey 2011:1306 [ref. 31397], Amado et al. 2011:1 [ref. 38953]). Current status: Valid as Symphysodon Heckel 1840. Cichlidae: Cichlinae.