Dictionary of Ichthyology
fila = a thread-like structure, a filament. Eleotrioides helsdingeni is provided with two caudal fila - caudal rays prolonged beyond the rest of the fin while Sturisoma aureum has one (above).
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Dictionary of Ichthyology |
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fila = a thread-like structure, a filament. Eleotrioides helsdingeni is provided with two caudal fila - caudal rays prolonged beyond the rest of the fin while Sturisoma aureum has one (above). |
| From D. S. Jordan's "A Guide to the Study of Fishes", 1905. |