CHAPTER XVIII. 
AMPHIBIA. 
By 
W. H. PIERSOL, B.A., M.B. 
Tue following list contains all the Amphibia that 
have been reported from the neighbourhood of 
Toronto or are known by the author to occur in that 
region. A few additional species, that may occur but 
have not yet been reported, are mentioned at the end 
of the list. 
URovDE.La. 
Mud-puppy, Necturus maculosus, Rafinesque. In 
quiet waters, at depths of 2-20 feet; Don and Hum- 
ber rivers, Island lagoons, wharves. Spawns in 
quiet waters under stones, ete., at depths of 3-12 
feet. May 1st-June 5th. No metamorphosis. 
Spotted Salamander, Ambystoma  punctatum, 
Linn. On all sides of the city in woods, preferably 
dark woods with light undergrowth and little grass. 
At the breeding season, near pools, under any object 
that will give shelter, at other seasons in or under 
decaying logs and stumps, sometimes under stones. 
Spawns in pools, eggs in large masses attached to 
grass or twigs. April 1-30, usually April 10-17. 
Metamorphosis in September-October of same year. 
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