SYNOPSIS OF THE LAMIIN.E. 143 



finer toward apex, apices obliquely rounded, slightly narrowed from the humeri ; 

 ]nil)escence cinereous yellow, two stripes on each of denser whitish i)uhescence 

 ft)niiin<r obscure, irrcfjular vittse, no erect hairs, surface a little uneven ; scutelluin 

 triangular, rounded behind, )iubescent ; underside clothed uniformly with brown- 

 yellow pubescence; front and middle coxse angulated, open externally, closed 

 behind, moderately se])arated ; thighs feebly clavate, middle tibia> tuberculate. 

 first joint of hind tiirsi not twice as long as the second, fourth nearly as long as 

 the preceding three, ungues divergent. 



Described from two examples taken l)y Mr. C. H. T. Townsend 

 near Brownsville, Texas. The typos are now in the National Mu- 

 seum at Wasliington, their description having been permitted through 

 the courtesy of the Curator, Mr. L. (). Howard.] "Ham." 



ATAXIA Hald. 



Ataxia crypta Say, 1832 (Lamia), New Species, N. A. Insects, New Harmony. 

 Indiana, j). (i ; Lee, ed. i, 302 ; Ataxia sordida Hald., Tr. Am. Phil. Soc. x. 

 .5G; Stenidia nordida Fvoc. Am. Phil. Soc. iv, 473; Stenosoma sordidiim hac, 

 Jour. Acad. Nat. Sci. ser. 2d, ii, lo8. 

 Length 12-15 mm. = .48-.()0 inch Habitat. Pennsylvania, Alabama, Louisiana, 

 Te.xas, New Mexico. 



[This species, like the preceding, has the form of a narrow E/ajth- 

 idion ; it is piceous-black, densely clothed with short brown pubes- 

 cence, easily abraded, and hispid with long hairs; the thorax is as 

 wide as long, with a small tubercular spine on each side, and the disc 

 in front of base with a row of eight or nine coarse, black punctures 

 on eacli side of middle ; the antenme are annulate, longer than the 

 l)o(ly o, shorter 9) scape as long as third joint; the elytra are 

 parallel, with rows of moderately coarse punctures, a subsutural stria 

 terminating at middle, tip either rounded or subtruncate. Some 

 examples are a little variegated with white. Boring in dry cotton 

 stalks in Texas (Riley); boring in dry twigs of box elder (Negundo) 

 and hackberry (Schwarz).] " Ham." 



Tribe XIII. Hippopsini. 



Front coxje angulated 2. 



Front coxpe rounded ; antennte short 3 



2. Antennae very long Hi|»|»o|»*<iM. 



3. Eyes divided 4. 



AutennsE very pilose, scape not longer than third .joint; eyes emarginate, 



ujiper lobe narrow florcasta. 



4. Both lobes of eyes present : scape of aiitennre moderate Sicy<»I»ius. 



Upper lobe of eyes wanting; .scape of antennre very long- . .^ipalaC'Op^is. 



The sj)ecies comprised in this group are extremely slender, the 

 thorax is unarmed in all. 



TR.\NS. AM. ENT. SOC. XXIII. M.\Y. 1896. 



