OF THE I'M I |35 



much, and is readily distinguished by the sides of the thorax bei rounded anterior)} , 



and the third joint of the antennae being as long and marly as wide as the fourth; the I 



and under surface are black. 



Gambrii 



Frons paulo proilucta, antice route marginata, sub con cava; labrum rotundatum, manddil 

 antenna' ar-tic - 3 subsequalibus, coniunctis sequente non Ion 

 datim paulo latioribus, ultimo duplo maiore, ovali, obtuso: pro I mum antice lobatui 

 natum, lateril is, sutura antice vix excavata : im paulo 



dilatatis: tarsi pubescentcs, longius setosi, articulis 1 — 1 gradatim brevioribuB, 5 to iterum 

 unguieulis simplicibus. 



The posterior angles of the thorax are finely carinated, and moderately produced. In 

 form and structure approaches very near to Limonius, but is easily known by the last 

 joint of the antennae being considerably larger than tin- others, and by the first joint of 

 the tarsi being longer than the seco;; iblj belongs Elater Btigma 



Herbst, (Kafer, 10, 86, tab. L66, fig. I.) which is, however, unknown to me; Dejean, in 

 his catal . laces it in Limonius ; i i to differ from the one here described l>\ 



the feet and antenna' being fusco-testaceous. 



The generic name is derived from 



1. <!. armus, virescenti-nigcr, nitidus, tcnuitcr cinerco-pubesccns, latitudine I 



antrorsum subangustato, lateribus rectis, ad apicem Bubito ol ttis, minus subtiliter r< 



tins punctato, posticc Bubcanaliculato, elytris Btriis fortius punctatis, interstitiia d 

 macula magna humcrali ol Long. '34. 



/.' i. Phil. Soc. 6, 171. 



i from Georgia. The elytra, as in Limonius, arc parallel on the 



and obti iunded al th< 



( loRYMBl I ES /. 



ice depressa, non marginata; labrum antice i im;mandibul 



tmplices, vel ante apicem vel truncate et Bcalprarite: palpi articulo ultimo pins mu 



dilatato: anl uusve si i 



lateribus antice non vel vix ex 



intus paulo dilatat suli, pubi i I 



\ verj extensive, bul apparently natui hich m y divided into 



ups, for the purpose of facilitating the determination of ll ne ol tl 



groups have receh ric names, and, on a fir t r to I"- certain 



peculiarities of habit, which render them easy to b I. With a lar 



species, these differences appear to merge insensibl) t thai no well defined 



tim I main. For tin- reason, I consider tbi and Pristilophu 



untenable: the latter, led by Latreille, ctlj unintelligible, and 



h\ Gi rmar, contains tw tincl forms, of which his fir i tlivi ion (formi 



