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Megalamphodus
Megalamphodus is a historic tetra genus name that has largely been absorbed into other genera following taxonomic revision.
4 species indexed
What is Megalamphodus?
Megalamphodus was historically used to classify certain South American tetras but is now mostly represented under updated genera.
Typical habitat and water envelope
Species historically assigned to Megalamphodus originate from Amazonian tributaries and forest streams.
| Temperature (typical) | 22 to 28 C |
| pH (typical) | 6 to 7.5 |
| Hardness band (typical) | soft to medium |
| Flow (typical) | low |
Informational only: compatibility logic remains species-level.
Compare species in Megalamphodus
4 species shown
| Name | Size | Temperament |
|---|---|---|
![]() Black Phantom Tetra Megalamphodus megalopterus | 5.0 | -- |
![]() Red Phantom Tetra Megalamphodus sweglesi | 4.0 | -- |
![]() Rosy Tetra Megalamphodus rosaceus | 5.0 | peaceful |
Serpae Tetra Megalamphodus eques | 4.0 | semi aggressive |
| Species | Size (cm) | Temp (C) | pH | Hardness | Flow | Temperament |
|---|---|---|---|---|---|---|
![]() Black Phantom Tetra Megalamphodus megalopterus | 5.0 | 22.0 to 28.0 C | 6.0 to 7.5 | soft to medium | low | -- |
![]() Red Phantom Tetra Megalamphodus sweglesi | 4.0 | 20.0 to 23.0 C | 6.0 to 7.5 | soft to medium | low | -- |
![]() Rosy Tetra Megalamphodus rosaceus | 5.0 | 24.0 to 28.0 C | 5.5 to 7.5 | very soft to medium | low | peaceful |
Serpae Tetra Megalamphodus eques | 4.0 | 22.0 to 26.0 C | 6.0 to 7.5 | soft to medium | low | semi aggressive |


