TlIK nEATIl-WA'I'CII .\NI> DKl'C; STOKK BKKTLF.S. S71 



VII. Trichodesma Loc. lS(il. (Gr., "h:iir ! 1)and.") 

 The members ol" this li-eiius are readily known iVoiii all oilier 

 Ptinidag by their oblong, convex bodies, whieh are densely pubescent 

 and ornamented with tufts of erect hairs. The antennie are 11- 

 jointed, the three ontei- joinls large, ehmg-ate and togetlier as long- 

 as the preceding united : front and middle coxa? widely separated, 

 the prosternum liroadly truncate behind. One si)e.cies is frequent 

 in Indiana, while another may oeeui' in the southern counties. 



165G (5277). Trichodksma gibbosa S:iy. Joiu'ii. Phil. Acad. Nat. Sci., V, 

 182.".. 171 : ibid. 11, 28U. 



Obloiiy, moderately i-obusl. densely clothed, except on basal thirds of 

 thorax and elytra, with grayish-white recnnibent hairs. Thorax slightly 

 narrower than elytra, sides feebly curved and convergent near hind angles. 

 which are broadly rounded; disk strongly swollen, surface densely granu- 

 late, each granule bearing a long, tine erect hair; the summit of the disk 

 with a divided tuft of brown and brownish-yellow hairs, and in front of 

 this two smaller similar tufts. Elytra with coarse punctures arranged in 

 somewhat Irregular rows and numerous small granules which are more 

 conspicuous on basal third; the grayish-white appressed hairs form a broad 

 oblique band .iust behind the middle; each elytron with two elongate tufts 

 of brownish hairs in front of middle and four smaller tufts in a curved 

 row on apical fourth. Length 4.5-G.5 mm. 



Throughout the State ; frequent. May 26-July 5. Occurs )nost 

 commonly on foliage of hickory, maple and redbud. 



T. klogesi Fall, having the pubescence of elytra less dense and 

 hairs of elytra tufts uniformly blaeldsh-brown, is known from Ohio 

 and Kentucky. 



Anohium striatum Oliv., elongate, subcylindrical, brown, opaque, 

 length 2.7-4 mm., is a true "death-watch beetle" which is common 

 to Europe and America. 



VIII. IIadrobregmus Thom. 1859. (Gr., "thick + head.") 



Elongate, subcylindrical species covered with fine, short, re- 

 cumbent pubescence: front and middle tarsi widely separated, the 

 antennae in repose received between them. Our species have the 

 antenncT 10-jointed, the three outer joints elongate, together longer 

 than all the preceding. Two species have been taken in Indiana, 

 while another doubtless occurs. 



KEY TO INniANA SPKCIKS OF HADROBREGMU.S. 



a. First ventral suture straight, the second segment not quite as long as 

 fifth ; size larger. 3.0-7 mm. 

 &. Disk of thorax slightly gibbous or humped, compressed behind, sides 

 t-(.nverging and usually feclily sinuate behind the front angles. 



1657. CARINATUS. 



