| Citation | Riehl, R. and H.A. Baensch, 1996, Aquarien Atlas, Band 1. 10th edition.. Mergus Verlag GmBH, Melle, Germany. 992 p. |
| Ref. | 13371 Riehl, R. and H.A. Baensch, 1996 |
| Page | 765 |
| Named Used as Valid | Pterophyllum altum |
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