THE CLICK HKETLES. 709 



.1/. suJ)slini(ihis Tam'.. ])ieoous or lU'Mi-ly black', poslci-ioi- siipple- 

 iiKMilary cai-iiia vci y loiiu'. loii<itli ;>..") .'> iiim., is recorded from Can- 

 ada. Ohio and Yirtjinia; .1/. InipnssicoUis Bonv., reddish-brown, 

 Iciij^th 5.") (i.f) mill., is n southern species recorded l)y J)ury from 

 ii(>ar Cincinnati. 



looS (4055). MicRORiiAGrs tkiancui-aris Say, .Tourn. Thil. Acad. Nat. Sci., 

 Ill, 1823, 170; Ibid. II, 110, G2S. 



Elongate-oblong, slender, narrower behind tlie middle. Ticeous or 

 black, feebly shining: antonnir and logs brownish. Antennsie feebly ser- 

 rate, one-half, fomalo. or tliree-fonrths. mal(>. Ilio length of body. Thorax 

 nearly a.*i wide as long, sides straiglit and parallel, hind angles carinate, 

 disk rather coarsely and densely pnnctnrcd. Posterior suj)iileinentary 

 carina rc:icliing the middle of tiioi-ax. Elytra obsolotely striate, closely 

 and rouglily punctate. Length o 4 nun. 



Koscui.sko, IMarion. and Posey counties: scai"c(\ Ma\' 1 •lnl\- 11. 



1.'!.".!) (4054). MicRORHACiUS pectinatcs T/CC., Proc. Pliil. Acad. Nat. Sci., 

 ISCG, nsT. 



l-:i(>iigntc-oblung. slightly iiaiTowcd lu'liind tlie middle. Piceous, mod- 

 erately shining; legs l>rownish. tibia> and tarsi paler. Antenn.-e two-thirds 

 the length of l)ody and pectinate, male; one-half the length of Imdy. acutely 

 serrate, female. Thorax wider than long, sides parallel, rounded in front, 

 iiind angles finely carinate; surface rather coarsely but not densely punc- 

 tured. Antennal grooves slightly wider behind, the outer carina entire, 

 extending to hind angles of thorax. Elytra as wide at base as thorax, 

 vaguely striate, densely and coarsely punctured. Length 4.5-5 mm. 



IMarion and Crawford counties; scarce. April 20-May 1. Oc- 

 curs in partially rotten elm and other logs. 



Entomoplitliahnus ru^olns Lee. pale reddish-brown, antennie 

 nearly as long as body, second and third joints very small, together 

 shoi'ter than fourth, length 4 mm., is known from Ohio and Illinois. 



VIII. IIylochares Latr. 1834. (Gr., "forest -f rejoice.") 



Small robust species, having the antennfp short, not passing hind 

 angles of thorax, joints 4-10 equal, as broad as long; clypeus nar- 

 rowed at base, trilobed in front; hind coxal plates parallel; first 

 joint of hind tarsi as long as the next two. lobed beneath. 



1340 (4067). Hylochares nigricornis Say, .Tourn. TMiil. Acad. Nat. Sci., 

 Ill, 182.3, 105; ibid. II, 107. 

 Subcylindrical, i-obust. Pdack, feebly shining; apical and sometimes 

 basal margins of thorax reddish. Head and thorax coarsely, densely and 

 deeply punctured. Thorax broader than long, sides curved on apical half; 

 disk with a deep and liroad median line and an oblique imiu'ession near 

 hind angles. Elytra deeply striate, strite coarsely punctured; intervals 

 finely and rugosely pinictate. Length 8 9 mm. 



