Parachondrostoma arrigonis (Steindachner 1866)

Diagnosed from congeners by having the following characters: blunt snout, rostral cap hidden by upper lip in ventral view; lateral line with 41-50 + 3 scales; body depth 4.4-5.6 times in SL; caudal peduncle depth 1.9-2.2 times in its length; 16-23 gill rakers; and usually 6-5 pharyngeal teeth (Ref. 59043).

Inhabits stretches with swift current. Can survive in still water but needs access to flowing waters to spawn. Spawning occurs on gravel to stone bottom (Ref. 59043).

Parachondrostoma arrigonis is a species of cyprinid fish endemic to Spain only found in the Júcar River basin. Its natural habitat is rivers. It is threatened by habitat loss.