ADDEI<5"DA. 



To page 16, after Canis lupus: 



2. C. latrans. Say. Cototb. Peaieie Wolf. This 

 common species of the Western plains is said still to 

 occur occasionally in Wisconsin. It is much smaller in 

 size than C. lupus. 



To page 19, after Mephitis mephitica: 



Subgenus Spilogale, Gray. 



2. M. putorius, (L.) Coues. Little Steiped Skunk. 

 Black, with white patch on forehead; four parallel dor- 

 sal stripes, broken behind; tail black, with white pencil 

 at tip. Size very small. L. 11; T. 7^. Southwestern, 

 said to have occurred in Wisconsin. (^Soy.) 



On page 36, for the analysis of genera, substitute: 



* Ears ordinary; feet fimbriate; tail at least as long as head and 

 body; teeth 33-4-ff Neosobbx, 1. 



** Ears ordinary; feet not fimbriate ; tail shorter than head and 

 body ■. . . . SoBEX, 2. 



*** Ears small, the parts directed forwards, so as to show no open 

 ing and no external ear whatever; feet ordinary; tail about 

 as long as head Blabh^a. 



/. NEOSOREX, Baird. Water Sheews. 

 1. N. palustris, (Rich.) Coues. Back hoary black; 

 belly ashy gray; largest of our shrews; L. 6; T. 2^. 

 British America, S. to N. H. and Mass. 



861 



