T1IK l,(:<i-!K)kNED WOOD-BOEING BEETLES. 



KHJf) 



T.MiT (<!.'!S7). MONOHAMMUS S( I'TKu.ATi's Say. Long's Exped., II, 1824. 



2X9; ibid. 1. 192. 



Elongate, subcylindrical ; color given 

 in key; srutelluni clothed with white pu- 

 bescence, its inedi.-iii line often smooth. 

 Aiiteinue of male twice as long as body; 

 of female, one-fourth longer than body, 

 and sometimes annulate. Thorax trans- 

 versely wrinkled, especially so near front 

 and hind margins. Elytra coarsely and 

 rugosely punctured, more sn in male. 

 Length 15-28 mm. (Fig. 455.) 



Lake and Porter counties; fre- 

 quent beneath l;ark of pine. June 15- 

 .July 3. 



M. coiifusor Kirby, lYngth 2S-31 

 mm., occurs in "Canada, New Eng- 

 land and the Middle States." 



I IF. 



(Or, 



DORCASCHEMA l.rc. 1850. 

 "a deer + form.") 



This genus eomprises three medi- 

 um or small-sized species, differing 



T ig. 455. (After Smith in Fifth Rep. U. S. 



from their allies by the lack of cica- Ent.Comm.) 



trix on basal joint of antenna 1 , the smooth sides of thorax and the 



rounded tips of elytra. All three occur in the State. 



KEY TO SPECIES OK DOKCASCII EMA. 



(i. Thorax truly cylindrical, longer than wide; brown with grayish pubes- 

 cence. 



l>. Thorax transversely wrinkled, indistinctly punctured; larger, 15- 

 22 nun. 1908. WILDII. 



bl>. Thorax not wrinkled; pnnctuataion distinct; smaller, 8-12 mm. 



19G9. ALTEKXATl'M. 



mi. Thorax slightly narrowed behind the middle, nearly as wide as long: 

 color black. 1970. NIGRUM. 



19C.S 0)391). DORCASCIIEMA WII.DII TTliler, Proc. Phil. Acad. Nat. Sci., VII, 



1855, 217. 



Elongate, slender, snbcylindrical. P.IMWII. densely clothed on disk of 

 thorax and elytra with yellowish-gray pubescence, this bordered on sides 

 with light gray pubescence; elytra with numerous small, rounded, bare 

 spots and a large, irregular one behind the middle; often also with a stripe 



/ 



of clay yellow pubescence on sides, extending from middle to apex. Thorax 

 with median line smooth and with numerous fine transverse raised lines 

 or wrinkles. Length 15-22 mm. 



Marion and Fountain counties; scarce, .lime :>-.Iunc 17. This 

 and the next breed in mulberry and osa^e-o range and the adults 

 are usually found on the trunks or foliage of those trees. 



