AMERICAN nilLOSoI'IIlCAL SOCIETY. 003 



14. E. SEMiviTTATUS iiob., (Ibid.). — In the only spotimon 

 at present in my cabinet, is a tran.sverse indented line in the 

 iiiiiMle of the lateral margin ; the thoracic dorsal line i.s polished 

 behind the middle. 



15. E. OBESUS nob. (Ibid.). — The clypeius i.s not promiiu'iit, 

 and the thoracic spines are not carinated ; the elytra, in one 

 specimen, arc acuminated at tip : the nails are very robu.st on the 

 basal half, which terminates at the middle in a prumineut tooth, 

 separated by a deep fissure. 



1»). K. viRiDANU.s nob. (Ann. Lye. Nat. Hist.). — The thorax 

 has two orbicular indentations before the middle. 



17. ?]. MANCUS nob. (Journ. A. N. S.). — Second joint of the 

 antcnnaj rather longer than the third, (^lypeus not prominent. 

 Inhabits New Hampshire, Harris.* [169] 



1><. E. CONVEXUS nob. (Journ. A. N. S.) — With agoodmag- 

 uitier the interstitial lines appear to have minute punctures; the 

 third and fourth, and fifth and sixth stria; of the elytra are con- 

 fluent before the tip. 



* [Among Mr. Say's suppressed descriptions is the following, which 

 may be of use in determining the species, and is therefore worth pre- 

 serving.] 



18. E. LiXTECS. — Black ; elytra whitish, tip and sutural edge black. 



Inhabits the United States. 



Body black : clypeus not prominent, rounded at tip : antenna; robust, 

 deeply serrate ; second joint transverse, nearly orbicular, very small : 

 thorax gradually narrowed before by a rectilinear edge almost to the 

 anterior margin ; an impressed line at base ; posterior angles carinate, 

 rather acute : scutel convex, acute behind : elytra whitish, with striae 

 of dilated punctures ; tip black ; a narrow, black, sutural margin, and 

 extt-rior edge, behind the middle, black : feet piceous : tarsi, fourth 

 joint hardly shorter than the third. 



Can this be the rnlxtus Herbst ? It is the dettstusof Melsheimer's Cata- 

 logue ? a name preoccupied by Thumberg for a species of Ceylon. 



[This description Mr. Say orignally arranged immediately after th.it of 

 E. mancus, in the papers printed at New Harmony, during the summer 

 of 18.34, but omitted it with the following remark :] 



Le Conte says that it is the lugulris Beauv. 



[Afterwards described by Germar as Ampedus lugubris. — Lec] 



1836.] 



