| Key to species of Aphyonus. |
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| Nielsen, J.G., D.M. Cohen, D.F. Markle and C.R. Robins 1999. Ophidiiform fishes of the world (Order Ophidiiformes). An annotated and illustrated catalogue of pearlfishes, cusk-eels, brotulas and other ophidiiform fishes known to date. FAO Fish. Synop. 125(18):178p. Rome: FAO. Ref No [34024] Key No. [1398] |