504 REVISION OP THE ELATERIDiE 



One male from Georgia. The antennoe are a little longer than the head and thorax : 

 besides the dillerences given in the diagnosis, the thorax is more densely pubescent than 

 in the other species, and its posterior angles are more strongly carinated. 



B. Palpi maxillares articulo ultimo prcecedenti requali. 



3. C. confusus, piceus, helvo-pubescens, labro antice late emarginato, thorace lateribus paral- 

 lelis, antice subrotundatis, angulis posticis breviusculis, non divergentibus (maris confertim subtilius 

 punctate-,) elytris minus nitidis, striatis, interstitiis punctatis, subtus testaceus, antennis ferrugineis. 

 Long. -72. 



One male from Georgia. More robust than the preceding, almost intermediate in form 

 between the male and female of C. bicolor. The antennae hardly reach beyond the base 

 of the thorax ; the posterior angles of the thorax are not distinctly carinated : the front 

 is somewhat more convex than in the other two species. 



SCAPTOLENUS LeC. 



Frons convexiuscula, non marginata; labrum latum antice leviter emarginatum, fronti arete con- 

 iunctum: mandibular elongate tenues, falcatre, acuta;; palpi elongati, tenues, articulo ultimo maxil- 

 larium prrecedenti tequali: antennae tenues, vix serratse, 11-articulatre, articulo l m ° vix crassiore, 4 1 

 asquali, 2 et 3 coniunctis 4'° brevioribus, ll mo apice subito constricto; prosternum breve, postice 

 valde inflexum, mucrone vix distincto: coxse anticse maiusculce, media} contiguar, posticas laminis intua 

 subsubito dilatatis : tibiaj calcaribus elongatis armattc, anticaj compressre, dilatata;, extus emarginatse, 

 et apice products (ita ut bidentatte sunt,): tarsi tenues, pubescentes, valde elongati, articulo l mo sequen- 

 tibus duobus longiore, 2 — 4 sensim paulo brevioribus, ultimo prrccedentibus duobus breviore, unguiculis 

 integris : abdomen articulo 5 10 truncato, 6 t0 7 mo que prominulis. 



The body is short and thick, strongly narrowed in front from the base of the thorax ; 

 the anterior part of the body, above and beneath, is covered with very long hair. The 

 scutellum is long and pointed. 



1. S. f e m o r a 1 i s , saturate castancus, nitidus longe hclvo-pilosus, punctatus, tborace valde trans- 

 verso, antice fortiter angustato, lateribus subrotundatis, basi et apice bisinuato, angulis posticis elongatis, 

 elytris postice subangustatis, sulcatis, sulcis antice obliteratis, subtus flavus, tibiis tarsisque nigrican- 

 tibus, antennis ferrugineis, palpis piceis. Long. "65. 



Cebrio femoralis Chevrolat, Coleoptcres de Mexique, fasc. 8, No. 200. 



Two males found near San Antonio, Texas, by Lieut. II. Haldeman. 



I,, 



