622 TRANSACTIONS OP THE 



G7. E. COMMUNIS Schijnherr, is much like tlie preceding, but 

 the thorax is canaliculate. 



68. E. INSIPIBNS S. (Ann. Lye. N. Y., i., p. 267.)— The 

 fissure in the posterior margin of the thorax, near the spines, is 

 distinct. 



69. E. RECTicOLLis S. (Juurn. Acad. Nat. Sc, iii., p. 168.)* 

 Distinguished from the preceding species by the lobod joints 



of the tarsi. In those species the joints have projecting hairs 

 beneath, but not lobes. The clypeus descends rather low, and is 

 almost rectangular at tip. 



[Belongs to Adrastus. — Lec] 



70. E. QUIETUS. — Black; antennae and labrum rufous ; palpi 

 and feet pale yellow. 



Inhabits Indiana. 



Body black-brown ; sericeous with short, yellowish hairs ; 

 slender; with numerons, minute, but not close set punctures: 

 clypeus very obtusely angulated in front, almost rounded : an- 



*[The following description, which was marked to be omitted by Mr. 

 Say, contains several characters not laid down in the Journal of the 

 Acad. Nat. Sciences on the page above quoted. It seems to apply 

 rather to a variety of the recticolUs tbat was proposed originally by Mr. 

 Say as a distinct species, under the name of E. inscius, but was subse- 

 quently referred to the previously described E. recticolUs. For the 

 reasons above stated, it may be useful to insert the rejected description 

 in this place. T. W. H.] 



E. RECTICOLLIS {iuscius S., MSS.). Brown ; clypeus subangulated 

 before ; suture dusky. 



Inhabits Indiana. 



Body light brown, somewhat sericeous, with yellowish hairs, and 

 with numerous minute punctures : clypeus but little elevated, tip ob- 

 tusely angulated: antennje hardly serrate, pale rufous ; first joint rather 

 long, arcuated, robust ; second and third joints subequal : head dusky : 

 thorax dusky on the middle ; lateral edge nearly rectilinear, arcuated- 

 at the anterior angles, and a little excurved at the spines ; not elongated ; 

 spines acute, not carinate ; posterior edge with a fissure from which a 

 line extends forward upon the margin : elytra with punctured striae and 

 minute punctures on the interstitial lines ; sutural margin dusky : be- 

 neath piceous : pectus honey-yellow : feet honey-yellow : tarsi, third 

 and fourth joints lobed beneath. 



Length less tban one-fourth of an inch. 



[Vol. VT. 



