THE COMB-CLAWED BARK BEETLES. 



1 2.^:1 



i>;ise. Elytra slightly wider tbau thorax, very gradually subaciUf ou apical 

 third; disk with deeply impressed rmvs of rather fine, close-set puuctures; 

 intervals convex, minutely and rather densely punctate. Length lt>-l:i nun. 



Lake, Kosciusko and Vigo CO unties; rare. June 8- July 16. Oc- 

 curs usually on bushes and t^^igs and probaBly to be found spar- 

 ingly throughout the State. 



VII. AxDROCHiRus Lee. 1862. (Gr., "a male -f hand.") 



^lediuni-sized black or broTvn species, having the legs and an- 

 tenna^ long and slender; terminal joint of maxillary palpi slender, 

 triangular, its very oblique apex almost as long as the outer side; 

 hind angles of thorax, especially those of female, acute and much 

 prolonged backwards. One of the two recognized species has 'been 

 taken in the State, while the other may occur. 



KEY TO SPECIES OF AXDKOCHIBDS. 



(/. Deep black ; femora reddish-brown, the tiblee and tarsi iiiceous. 



FEMORATUS. 



aa. Grayish-black; legs pale reddish-yellow throughout. 



2370. ESYTHROPrS. 



A. femorahis Oliv., length 9-10 mm., is a southern species which 

 has been recorded from Cincinnati. 



2370 (7631). Andeochiecs eeythkopvs Kirby. Faun. Bor. Amer., IV. 1S37. 

 239. 



Elongate-oval, sti'ongly convex. Color 

 given in key; not shining; pubescence very 

 short and dense. P^yes small, separated by 

 one-half more than their own width. Third 

 antennal joint twice as long as second, three- 

 fifths as long as fourth. Thorax one-half 

 wider than, the median length ; sides converg- 

 ing from base to ajjex ; disk very finely, deep- 

 ly and densely punctate without basal im- 

 Ijression ; base strongly and broadly bisin- 

 uate. Elytra e(xual in width to thorax ; sides 

 parallel and nearly straight to middle, thence 

 narrowing to a subacute apex ; disk finely 

 and deeiJly striate, the stria- finely punctate; 

 intervals convex, minutely and densely punc- 

 tate, length 0-10 mm. (Fig. 500. i 



Tliroughout the State; scarce, ilay 

 S-July 13. Occurs on stumps and 

 bushes, usually in moist places. ^1. fuscipes Melsh. is said by Casey 

 to be a synonym of enjthropus. 



Fig. 569. X 4 (Original.) 



