@article{article929ec6fe,
title   = {Review of the neotropical catfish genus scoloplax (pisces: loricarioidea : scoloplacidae) with comments on reductive characters in phylogenetics analysis},
author = {Schaefer, S A and Weitzman, S H and Britski, Heraldo A.},
year = {1989},
journal   = {Proceedings of the Academy of Natural Sciences of Philadelphia}
}