1 literature reference for Pterophillum eimekei Ahl, 1928:

Author: Kullander, S.O.
Year: 2003
Title: Cichlidae (Cichlids).
Source: p. 605-654. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil.