
• (n.) The larval form of any salamander while it still has external gills; especially, one of those which, like the axolotl (Amblystoma Mexicanum), sometimes lay eggs while in this larval state, but which under more favorable conditions lose their gills and become normal salamanders. See also Axolotl.
Found on
http://thinkexist.com/dictionary/meaning/siredon/

<zoology> The larval form of any salamander while it still has external gills; especially, one of those which, like the axolotl (Amblystoma Mexicanum), sometimes lay eggs while in this larval state, but which under more favorable conditions lose their gills and become normal salamanders. See also Axolotl. ... Origin: NL, from Gr. A siren. ......
Found on
http://www.encyclo.co.uk/local/20973
Si·re'don noun [ New Latin , from Greek ......... a siren.]
(Zoology) The larval form of any salamander while it still has external gills; especially, one of those which, like the axolotl (
Amblystoma Mexicanum ), sometimes lay eggs while in this larval state, but which under more favorable ...
Found on
http://www.encyclo.co.uk/webster/S/109
No exact match found.