1136 



PA AI1I A" LIII. CHRYSOMEL1DJ3. 



L'lo;; ;72<'>). Anoxvs OBSCURUS Linn.. Syst. Nat., Ed. X, 1758, 375. 



Suluiuadrate. Head, thorax, iinder surface and femora dark brown or 

 black; elytra. tibhe and basal half of antenna? brown or brownish-yellow, 

 sparsely clothed with prostrate yellowish pubescence. Thorax subglobose, 

 much narrower than elytra, densely and rather finely punctured. Elytra 

 with numerous irregular rows of flue punctures. Length 5-6 mm. 



Steuhcn County; scarce. July 4. Our form is the variety 

 i His Fabr., distinguished by the paler elytra. In the typical spe- 

 cies they are of the same color as the thorax. It is a species of 

 northern range and probably occurs only in the Transition life zone 

 of the State. 



XXI. MYOCHROUS Erichs. 1847. ((-Jr., "'mouse + color.") 



In this genus the form is oblong, and the upper surface is rather 

 thinly clothed with hair-like scales. One of the three species occurs 

 in the State. 



*2104 (0738). 



MYOCIIROI s UENTICOLLIS Say, Journ. Phil. Acad. Nat. Sci., 

 Ill, 1824, 448; ibid. II. 215. 



Oblong, convex. Brown, 

 bronzed; base of antenna? dull 

 red. Thorax wider than long, 

 side margins with three blunt 

 teeth near the middle; surface 

 densely clothed with grayish-yel- 

 low scales. Elytral margins fee- 

 bly dentate; surface with rows of 

 deep, close-set punctures, sparse- 

 ly clothed with yellowish scales. 

 Last ventral of male with a small 

 fovea. Length 5-7 mm. (Fig. 

 488.) 



Throughout the western 

 half of State, frerjuent; more 

 s-o in the southern counties. 

 February 28-October 9. Hi- 

 bernates beneath rubbish in 



Fig. 488. X 6. (After Forbes.) 



open woods. Taken in spring by sweeping herbage. 



XXII. ("iLYPTOSGKMS Lee. Is59. (Or., "carved + tibia.") 



Species above the average in size for the tribe, brown in color 

 and bavin-: the body more or less densely clothed with prostrate 



