THE CLICK BEETLES. 751 



1410 (4308). MEI.ANOTUS CANADENSIS Cand., Mouog. Elat., Ill, 1SGO, 342. 



Elongate, robust. Piceous or dark chestnut brown, sparsely pubescent. 

 Antenna' slightly longer than head nnd thorax, third joint double the length 

 of second, one-halt' as long as fourth. Thorax slightly longer than broad, 

 apex distinctly narrower than base, sides rounded on apical half; disk 

 coarsely and densely punctate. Elytra feebly but distinctly tapering from 

 base to apex, strife coarsely punctate. Length 15-15.5 rum. 



I'osey County; rare. June 2. Resembles both fi^Hix and decu- 

 man us. Differs in the strongly concave clypeus and in having the 

 prostcMiuiii much more coarsely and closely punctured than in 

 either. 



1417 (4343). MELANOTUS SAGITTARIUS Lee., Trans. Amer. Phil. Soc., X, 



1853, 480. 



Elongate, slender. Dull sooty or reddish-brown, sparsely clothed with 

 grayish hairs; legs paler. Second and third joints of antenna 1 together dis- 

 tinctly shorter than fourth. Thorax but slightly convex, a little longer 

 than wide, feebly narrowed from base to apex, sides slightly rounded on 

 apical third; disk sparsely and rather coarsely punctate, with an impressed 

 line on basal half. Elytra with rows of rather coarse, feebly impressed 

 punctures; intervals sparsely and finely punctulate. Length 12-13 mm. 



Steuben and Kosciusko counties; rare. June 17-July 10. 

 Beaten from elm. 



1418 (- -). MELANOTUS DIFFICILIS sp. nov. 



Elongate, slender, parallel. Pale reddish-brown, sparsely pubescent. 

 Clypeus short, coarsely punctate. Antemue slender, third joint twice the 

 length of second, one-half as long as fourth. Thorax slightly wider at base 

 than long, narrowed in front ; disk, viewed from above, with sides obviously 

 sloping downward toward front angles, coarsely, evenly, not closely punc- 

 tate; cariuie of hind angles prominent, strongly diverging from their tips. 

 Elytra almost parallel, strife feebly impressed, finely punctate. Length 14- 

 15 rum. 



Knox and Posey counties; rare. July 2-July 8. Resembles 

 corflciinis and Sagittarius in form. Elytral intervals more coarsely 

 punctate than in any of our species except tenax. 



M. <>/>(i<-ic<illix, Lee,, fuscous, third joint one-half longer than 

 second, was described from Rock Island, Illinois. 



1419 ( ). MELANOTUS PILOSUS sp. uov. 



Elongate-oblong, slender. Pale reddish-brown, densely clothed with 

 long grayish prostrate hairs. Third joint of antennae in male two-thirds 

 longer than second, one-half the length of fourth; in female twice as long 

 as second, two-thirds the length of fourth. Thorax slightly longer than 

 wide, sides nearly straight, feebly rounded on apical half; disk densely and 

 rather coarsely punctate, a faint median impressed line behind the middle. 

 Elytra with sides parallel from base to apical fourth, thence converging to 

 a rounded apex; punctures of strhe large, feebly impressed; intervals 



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