66 HULLbi'IN OF THK NATURAL HISTORY SOCIETY. 



R. viresceus brachycephala, Cope, (ireen Frog. 



A short-headed and stouter form; the dominant ty{)e in New Brunswick. 



R. palustris, LeConte. Marsh Frog. 



In the .soutliern part of the provinoe; not common. Have not met with it 

 in the four nortliern counties. 



R. catesbiana, Shaw. Bull-Frog. 



All over the province, but local. The most aciuatic of our frogs. 



R. fOUtinaliS, LeConte. Spring-Frog. 



Generally distributed; varies greatly. In j'ontinaHn I recognize a stout, 

 pustular form, the prevailing type in the northern counties. 



R. fontinalis nigricans, Aga-ssiz. Spring-Frog. 



A small, black variety, or sub-species met with in rocky brooks. 

 Noonan Brook, Sunbury Co. 



R. fontinalis claiiiitans, Holbrook. Spring- Frog. 



A long-legged, slenc 3r, less webbed and less aquatic variety, which I have 

 collected only in the St. John valley. Mr. C. F. B. Rowe has taken 

 specimens in the vicinity of St. John. 



R. Silvatica, LeConte. Wood-Frog. 



Occurs generally, but not abundant, [Mr. C. F. B. Howe has noted 

 that this species spawns several weeks earlier than other frogs.— Ed]. 



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