THE METALLIC WOOD-BORING BEETLES. 



801 



A. gramdatus Say, brassy-bronze, elytra each with two or three 

 pubescent spots, length 7.5-9 mm., occurs from the New England 

 States westward to Missouri; A. blanchardi Horn, olivaceous-bronze, 

 length 9 mm., is known from Massachusetts, New York and Lake 

 Superior, and may occur in northern Indiana. 



1519 (4739). Agbilus anxius Gory, Mon. Buprest. Suppl 



Elongate, moderately robust. Above olivaceous, 

 bronzed, subopaque. Occiput with an impressed line; 

 front roughly punctured somewhat strigose. Thorax 

 one-third wider than long, not narrowed at base, sides 

 regularly curved; disk with a vague median depres- 

 sion, on each side of which in front of middle is often 

 a circular fovea, also a moderate depression each 

 side; surface indistinctly strigose punctate. Elytra 

 slightly broader behind the middle, tips subacute, ser- 

 rulate; disk slightly flattened, with a vague costa, 

 sutural edge elevated behind the middle ; surface with 

 close granulate scales. Prosternal lobe distinctly 

 emarginate at middle. Length 7.5-11 mm. (Fig 

 310.) 



■ ; : \ I 



Lake County; rare. " June 29-July 12. 



IV, 1887, 220. 



Fig. 310. Female. Bull. 18, 

 Div. Ent. U. S. Dep. Agr. (After 

 Chittenden.) 



1520 (4738). Agbilus acutipennis Mann., Bull. Mosc, 1837, 109. 

 Elongate, moderately robust. Blue or bluish-black to olivaceous, feebly 



shining. Occiput with a median impressed line extending to middle of 

 front. Thorax one-fourth wider than long, not narrowed at base, sides 

 curved, hind angles not or very obtusely carinate ; disk with a vague median 

 depression divided at middle; lateral depressions well marked; surface 

 finely transversely strigose, with small punctures between the wrinkles. 

 Elytra as in anxius. Prosternal lobe subtruncate or faintly emarginate. 

 Second ventral of male with a deep median groove. Length 8-10 mm. 



Crawford County; rare. May 16. Occurs on oak. 



1521 (1742). Agbilus politus Say, Ann. Eye. Nat. Hist., I, 1825, 251; ibid. 



I, 3S7; II, 596. 



Moderately elongate, subdepressed. Color variable from bright brassy to 

 purplish or greenish, moderately shining. Antenna short, not reaching mid- 

 dle of thorax. Occiput strigose and with a feeble median depression. Tho- 

 rax one-third wider than long, sides slightly curved, hind angles feebly cari- 

 nate; disk with two faint median impressions, the smaller one in front, 

 rather coarsely, transversely strigose-punctate. Elytra dilated behind the 

 middle, more notably in female, tips rounded and serrulate; disk slightly 

 flattened, basal depressions feeble ; surface closely covered with granulate 

 scales. First two ventral segments finely transversely strigose on the sides 

 Front and middle tarsal claws of male cleft near apex, nearly bifid ; hind 

 claws cleft at middle, forming a broad tooth. Length 5-8.5 mm 



