752 FAMILY XXXVII. ELATEIUD.E. 



sparsely and finely punctnlate. I'rostenial lianks si»ai-scly and finely innie- 

 tate. Length 10-11.5 nun. 



Vei'iuillioii, Viiid. Knox and I'oscy roiinties; scarce. June (i- 

 •Inly 24. More deiisi ly |iiil)(>sceii1 lliaii any otliei- iiieiiiber of the 

 li'eiiiis taken in the Siale. Occni's on vci-clation. especially that of 

 milkweed. 



1420 ( ). Melanotus carinus sp. nov. 



Elongate, rather robust. Fuscons or dark reddish-brown, sparsely pu- 

 bescent with long gray hairs; antennie and legs paler. Clypeus feebly con- 

 cave, coarsely punctate. Third joint of antennse much narrower than and 

 one-half the length of fourth. Thorax subquadrate, scarcely narrower at 

 apex than base, sides almost straight, the punctures very coarse, rather 

 dense at sides, sparse at middle; disk with a vague median impression on 

 basal third. Elytral strife feebly impressed, coarsely [)unctate; intervals 

 minutely and indistinctly punctate. Last ventral of male with coarse, 

 dense, elongate punctures. Length 12 nun. 



Lake County ; rare. June 4. 



1421 (4.115). Melanoti's trapezoideus Lee, Trans. Amer. riiil. Soc, X, 



1853, 475. 

 Elongate, slender. Dark chestnut or sooty brown, sparsely pubescent 

 with long grayish hairs; antennae and legs paler. Third joint of antennje 

 twice the length of second, one-third shorter than fourth. Thorax slightly 

 longer than wide, sides nearly straight, feebly rounded on apical third, disk 

 very sparsely and rather coarsely punctate; carime of hind angles long, 

 close to the margin. Elytra subparallel to apical third, thence gradually 

 narrowed to tips ; punctures of strife feebly impressed. Length 8-9 mm. 



Throiigjhout the State; scarce. IMarch 21-Jnly 8. Probably 

 liibernates. Resembles depressus, but the thorax is shorter, and in 

 that species the third joint of antenna' is more nearly the length of 

 fourth. 



1422 ( ). Melanotus prasinus sp. nov. 



Elongate, slender, subcylindrical. Reddish-brown, shining, sparsely pu- 

 bescent. Clypeus subconcave, coarsely punctate. Third joint of antenna? 

 twice as long as second, one-third shorter than fourth. Thorax distinctly 

 convex, slightly longer than wide, sides straight to apical third, thence 

 feebly rounded to apex, disk everywhere very finely and remotely punctate. 

 Elytra strongly tapering from base to apex; stria? rather coarsely punctate; 

 intervals finely and sparsely punctate. Length S.5-9 mm. 



Veniiillion and Pt)sey counties; rare. June 15-July 3. Re- 

 sembles depressus, but readily distinguished by the shorter, nearly 

 truncate clypeus, narrower and more convex thorax and shorter 

 third joint of antennae. 



142.3 (4.306). Melanotus macer Lee, Trans. Amer. Phil. Soc, X, 1853, 473. 



Elongate, slender, parallel. Rather pale reddish-brown, sparsely clothed 



with grayish hairs. ClyiJeus concave, coarsely and densely punctate. An- 



