March, 1896.] WiCKHAM, COLEOPTERA OF N. E. AMERICA. 39 



fovs double, slightly punctured ; elytra broader that the thorax, striae 

 not deeper behind. Legs rufous. Length 7-5 mm. = .30 in. 



Habitat: New York, Wisconsin, Canada, New Jersey, Iowa. 

 A. crassispina Z^r.— Broadly oval, aeneous above, body beneath 

 and legs rufo-piceous, thorax twice as broad as long, narrowed ante- 

 riorly tides obliquely rounded, sub-explanate behind, base hardly fove- 

 ate, elytral striae impunctate, not deeper behind. Antennae piceous, the 

 three basal joints testaceous. Length 9 mm. = .35 m. 

 Habitat : Lake Superior. 



A. cupreolata Putz. —0\Aox\g oval, above bronzed, thorax nar- 

 rowing from a point in advance of the base. Legs piceo-rufous, hind 

 angles of thorax slightly obtuse. 



Habitat : New Jersey, Illinois. 



A. fallax Z^r.—Oval, »neous above, thorax nearly twice as 

 broad as long, moderately narrowed anteriorly, sides rounded, anterior 

 angles not prominent, basal foveae. indistinct, elytral striae not deeper 

 behind or only slightly so. Legs black, tibiae piceous at base. Length 

 7.5-9 mm. = .30-. 36 in. 



Habitat : Lake Superior, New York, Alabama. 

 A. protensa Putz.—0\Ao\^z oval, scutellar stria without ocellate 

 puncture. Thorax with very faint basal impressions, surface not punc- 

 tured. Elytral striae smooth. 



Habitat : Illinois (Teste Bolter) . 



A. polita Z^^.— Oval, shining, more or less cupreous, thorax 

 twice as broad as long, narrowing anteriorly from before the middle, 

 basal fove» small but deep. Elytral striae not deeper behind, legs 

 black. Length 6.25 mm. = .25 in. 



Habitat: Canada, New York, Nebraska, New Mexico, Idaho. 

 A. interstitialis Z>^/— Oval, somewhat oblong, moderately con- 

 vex, color variable from brownish bronze to bright green, cupreous or 

 nearly black. Antennae usually black, first joint sometimes pale. 

 Thorax less than twice as wide at base as long, hind angles rectangular. 

 Elytra with fine indistinctly punctured striae, intervals slightly convex 

 usually with undulating surface, the alternate ones often slightly more 

 elevated, surface distinctly alutaceous. Body beneath smooth, and, 

 with the legs, piceous black. Length 6.5-10 mm. = .26-40 in. 



Habitat: Nova Scotia to Hudson's Bay, Alaska, Kamtschatka, 

 south to Pennsylvania and northern California. Also found in Europe. 



