Aelurichthys panamensis Aelurichthys nuchalis Aelurichthys scutatus Aelurichthys isthmensis Systematics of the family Ariidae (Ostariophysi, Siluriformes), with a redefinition of the genera. Alexandre P. Marceniuk Naércio A. Menezes Zootaxa 2007 1416 1 126 KDYL 243721 Actinopterygii Ariidae Bagre Animalia Siluriformes 30 Chordata species panamensis   Aelurichthys panamensisGill, 1863: 172. Type locality: Western coast of Central America. Holotype: USNM(not found).  Aelurichthys nuchalis Guenther, 1864: 179. Type locality: Pacific coast of Panama. Holotype:  MBNH1864.1.26.344.  Aelurichthys scutatusRegan, 1907: 116, pl. 15 (fig. 2), 19 (fig.2). Type locality: Panama or Ecuador. Syntypes:  BMNH1903.5.15.328.  Aelurichthys isthmensisRegan, 1907: 117, pl. 15 (fig.1), 19 (fig. 1). Type locality:  Colon(Atlantic) Panama. Syntypes:  BMNH1877.5.31.7-8.   Distribution: Western America. Countries: Mexico, Guatemala, El Salvador, Nicaragua, Costa Rica, Panama, Colombia and Ecuador.  Habitat: Predominantly marine waters.  Maximum size: 380 mm TL.  Material examined:   LACMW55-140(10 al, 145-274 mm TL) (1 c&s), Mexico, Baja California, Almejas Bay;   UMMZ86047(2 al, 205-215 mm TL), Mexico, Nayarit, San Blas. 923907229 USNM Central America Western coast of Central America Holotype 923907227 MBNH Panama Pacific coast of Panama MBNH 1864.1.26.344 Holotype 923907248 BMNH Panama or Ecuador Panama or Ecuador BMNH 1903.5.15.328 Syntypes 923907263 BMNH Panama Colon (Atlantic) BMNH 1877.5.31.7 - 8 Syntypes 923907240 LACM Mexico Almejas Bay LACM W 55 - 140 Baja California 923907247 UMMZ Mexico San Blas UMMZ 86047 Nayarit