Cruciglanis is a genus of catfish (order Siluriformes) of the family Pseudopimelodidae.

[1] The genus Cruciglanis has a sister group relationship to Batrochoglanis and Microglanis.

These fish have small eyes, wide mouths, and three pairs of barbels.

[1] This species is found in riffles and runs of undisturbed clear and shallow rivers in strong current and on gravel to small stone substrates.

C. pacifici generally shares its microhabitat with other species of fishes like Gobiesox sp., Chaetostoma marginatum, Cordilancistrus daguae, Astroblepus trifasciatus, and Trichomycterus taenia, as well as shrimps (Atya).