| Author: | Russell, K.T. and E.J. Hilton |
| Article Title: | Morphological differentiation between introduced and native populations of three species of cichlid (Perciformes) |
| Journal Name: | Ichthyology & Herpetology |
| Keywords: | Pelmatolapia mariae, Parachromis managuensis, Mayaheros urophthalmus, Jaguar Guapote, spotted tilapia, Mayan cichlid, morphology |