| Citation | Axelrod, H.R., W.E. Burgess, N. Pronek and J.G. Walls, 1991, Dr. Axelrod's Atlas of freshwater aquarium fishes. Sixth edition.. T.F.H. Publications, Neptune City, New Jersey. |
| Ref. | 6398 Axelrod, H.R., W.E. Burgess, N. Pronek and J.G. Walls, 1991 |
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| Named Used as Valid | Arapaima gigas |
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