﻿180 Journal New York Ent. Soc, [Voi. in. 



Stage VI. — Length 16-17 mm. Same as in stage V ; described 

 August I St. The three lateral rows of tubercles are now dull amber 

 brown, and of the same hue as the abdominal legs. It molted again 

 August 15. 



Stage VII. — Length 20-22 mm. Of the same appearance as before 

 but the three rows of dorsal and subdorsal tubercles on each side are 

 pale whitish clay color; the dorsal median hue is conspicuous, being 

 yellow as before. 



PRELIMINARY HAND-BOOK OF THE COLEOPTERA 

 OF NORTH EASTERN AMERICA. * 



(Continued from page 76.) 



By H. F. WicRHAM. 



Myas Dej. 



With most of the characters of Pterostichus this genus differs by 

 having the terminal joint of the palpi dilated. There are no dorsal 

 punctures. Two North American species are known which separate 

 thus: 



Synopsis of Species. 



Larger, elytral stria' punctured COracinus, 



Smaller, elytral strire not or very obsoletely punctured cyanescens. 



M. coracinus Say Black, elytra purplish; thorax large, trans- 

 versely quadrate, front angles rounded, hind angles rectangular, margin 

 purplish. Elytra broad with acute striae which are finely punctured. 

 Length, .72 — .80 in. =18-20 mm. 



Habitat: New York, New Jersey, Ohio. 



M. cyanescens Dej. — Smaller than coracini/s and with smoother 

 stricie. Thorax not depressed at sides as in that species and with deeper 

 basal impressions. Length, 52 — .60 in.=ri3-i5 mm. 



Habitat: New York, New Jersey, Wisconsin. Found under logs 

 in deep woods in July. 



*Mr. Wickham kindly consented to aid us with the Hand-Book, as has also Mr. 

 Roland Hayward, who will furnish a synopsis of the genus Bembidium for the 

 March number. (W. B.) 



