276 BULLETIN 6:5, UNITED STATES NATIONAL MUSEUM. 



longer than wide; together scarcely longer than the fifth; the first 

 joint is about one and a half times longer than wide. 



The metatarsi are a little less than half as long as a metatibia. 

 Joint two is evidently just tlie least longer than the third, both are 

 longer than wide, and together distinctly shorter than the fourth, 

 also a little longer than the first. 



ELEODES ACUTICAUDA LeConte. 



Elcodcs aciiticaiida LeConte, Ann. Lye. Nat. Hist. N. Y., V, 1851, p. 135; 



Proc. Acad. Nat. Sci. Pliila., 18.58, p. 181.— Horn, Trans. Amer. Phil. 



Soc, XIV, 1870, p. 314. 

 Var. IdticoUis LeConte, Ann. I^yc. Nat. Hist. N. Y., V, 18.51, ii. i:35. 



Elongate, more or less shining, strongly convex, elytra more or 

 less strongly produced and not suddenly caudate. 



Head slightly more than twice as wide as long, quite evenly convex, 

 moderately finely and evenly punctate. Antennce rather stout, mod- 

 erately short, outer four joints slightly compressed, more or less 

 feebW and gradually dilated, third joint equal in length to the next 

 two combined, fifth, sixth, and seventh subequal in length and each 

 slightly shorter than the fourth, eighth trapezoidal in outline, ninth 

 and tenth wider than long, eleventh subtrapezoidal. 



Pronotum widest at about the middle, about four-sevenths wider 

 than long and more than twice as wide as the head ; disc more or less 

 bright and shining, moderately convex, noticeably declivous at base 

 and apex, rather narrowdy and more or less impressed and opaque 

 laterally, finely, irregularly and somewhat densely punctate, some- 

 times granulate laterally; apex moderately emarginate, obsoletely 

 or distinctly margined; sides very strongly arcuate in anterior two- 

 thirds, thence to base less so or somewhat straight and converging, 

 and strongly sinuate in front of the basal angles, more or less finely 

 margined; Ijasc moderately arcuate aud rather coarsely margined, a 

 little narower than the apex; apical angles small, acuminately pro- 

 duced and dentiform, very acute and more or less everted; basal 

 angles obtuse, souietimes quite prominent. 



PropleurcB smooth, obsoletely pinictulate and rugulose. 



Elytra elongate oval, smooth and more or less shining, widest at 

 the middle; hase feebly euiarginate and uol wider than the contiguous 

 pi'ollioi'acic base,' humeri obtuse and not at all prominent; sides 

 evenly arcuate, freciuenlly broadly and feebly sinuate at sides of 

 apex, the latter gradually produced; disc (juite evenly and strongly 

 convex from side to side, more or less gradually and arcuately de- 

 clivous posteriorly, or souietimes more or less l)i'oadly sinuate before 

 the apex; .stirfacc smooth, punctate, the punctures closely placed in 

 longitudinal series, the latter moderately closely placed, intervals 



