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Reptiles of Massachusetts. AT 
ities, crossed by transverse dark colored bands. An- 
terior extremities, four toed ; posterior, five toed. 
Like the three preceding species, this frog feeds 
principally upon insects. 
Hyropzs. Fitzinger. 
Generic characters. Mouth furnished with a 
tongue, teeth in the superior maxillary and pala- 
tine bones ; tympanum, visible ; extremities slender, 
tips of the fingers and toes terminating in slightly 
developed tubercles. | 
H.  Pickeringii. Pickering’s Hylodes. 
N. A. Herpet. vol. iii. 
Rev. John L. Russell, of Salem, showed me the 
only specimen of this species I have ever seen, 
which was captured by Dr. Nichols, in Danvers. 
Having no opportunity to describe it myself, I ex- 
tract the following account from the pages of the 
“ Journal of the Essex County Natural History Soci- 
ety." 
* Above, fawn color, changeable to dark cinere- 
ous ; marked with two transverse narrow black lines, 
forming a cross, and an irregular narrow line on each 
side, producing, with the other lines, a general 
rhomboidal configuration ; a large triangular spot on 
the back of the head, formed by the junction of 
lines proceeding from the centre of the irides; a 
spot at the insertion of the fore legs; a pale yel- 
lowish line margined with black, bounds the back 
