Nemadoras cristinae Sabaj Pérez, Arce H., Sousa & Birindelli 2014

Nemadoras cristinae differs from all congeners by the possession of the following characters: 3-9 premaxillary teeth in approximately two rows in juveniles and adults; outermost teeth weakly spatulate and innermost more acicular (vs. premaxillary edentulous in adults of all congeners and limited to 1-6 acicular teeth in juveniles of N. elongatus, N. humeralis, N. leporhinus and N. ternetzi); and mental barbels with extremely elongate (filiform) papillae, length of longest about 4-7 times its width at base (vs. papillae shorter, length of longest

Dorsal spines (total): 2; Dorsal soft rays (total): 6

Occurs in the main channels of whitewater (sediment rich) rivers. Collected using gill nets, bottom trawls to depths of 0.6-13.9 m, and long floating nets pulled by canoe in the main channels of large rivers. Feeds on larval insects (Ref. 96153).

Nemadoras cristinae is a species of thorny catfish native to the Amazon basin where it can be found in Brazil, Colombia and Peru. This species grows to a length of 12.4 centimetres Standard Length.