Descriptor : tail with median double-keel
Tail can present a specific relief on its dorsal and median part. It is formed by two rows of strongly keeled scales.
This relief is present when the tail is laterally compressed.
tail with median double-keel
- presence
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Tail (partly or totally) with a median relief on the dorsal side, formed by two rows of strongly keeled scales.
- absence
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The scales of the dorsal part of tail are homogenous in size and form; there is no specific relief in the median part of tail.
