Stephens, Matthew J.2020-09-162020-09-162002-07Stephens, M. J. (2002). Pharyngeal morphology and spatial and temporal variation in trophic composition in the polymorphic cichlid, Hericthys minckleyi (Teleostei: cichlidae) from the Cuatro Cinegas Basin, Mexico (Unpublished thesis). Southwest Texas State University, San Marcos, Texas.https://hdl.handle.net/10877/12614No abstract prepared.Text70 pages1 file (.pdf)encichlidsmorphologyfishesThesis