Postscript; dryness of the air the probable cause of the assumed reversion of the Amblystoma to the axolotl, 613.
This is the Amblystoma into which the axolotl has been ascertained to transform.
It must further be added that the axolotl itself can lose the gills without thereby becoming transformed into an Amblystoma.
Is the axolotl adult when it acquires its reproductive organs?
The axolotl rarely or never undergoes metamorphosis in its native country, 565.
Also in the axolotl, where there are douple pits, placed side by side, not only superiorly but at the same time inferiorly.
In the axolotl it remains according to Stieda as a simple tube with nearly uniformly thick walls.
When found in the terrestrial form, the axolotl is called Amblystoma tigrinum, and is classed among the salamanders.
The distinguished Paul Bert declared that the young of the axolotl could not form pigment when reared in a yellow light.
What first made this view appear to me erroneous, was the appearance of the living Amblystomas bred from my axolotl larv.
1786, genus of Mexican salamanders, from Spanish, from Nahuatl, literally "servant of water," from atl "water" + xolotl "slippery or wrinkled one, servant, slave" [cf. Frances Karttunen, "An Analytical Dictionary of Nahuatl"].