[Ichthyology • 2008] Hemiancistrus pankimpuju • a new deep water specialized loricariid catfish (Siluriformes: Loricariidae) from main channels of the upper and middle Amazon Basin

http://www.planetcatfish.com/catelog/species.php?species_id=756

Hemiancistrus pankimpuju 

Lujan & Chamon, 2008

Lujan, N.K., and C. Chamon. 2008. Two new species of Loricariidae (Teleostei: Siluriformes) from main channels of the upper and middle Amazon Basin, with discussion of deep water specialization in loricariids. Ichthyological Exploration of Freshwaters. 19: 271–282.

http://www.auburn.edu/~armbrjw/Armbruster_Lab/Publications.html

http://aquaticecology.tamu.edu/files/2014/07/Lujan-2008b.pdf