"I CHE l \l l 1:1. BTATB8. |9| 



»'>. A. brevicornis, nigra, opaca, srpuaniis fulvis vel palliilis et nigria elliptiois irrr^ulariter v»- 

 riegata, dense punctata, thorace breviusculo, inseqnali, | profonde oanalical 



antice valde bifoveato, angulis posticia comprec ' . itis, apice inflexia, elyl 

 qua interrupta denaiua squamosa; antennis thorace triplo brevioribo , Long. • 5 — '70. 



Lake Superior. This species Beems to be very similar to A. con 8 per sa Germ., bul 



ilie posterior angles of the thorax arc not carinated, though c pressed and elevated l>\ 



the excavation of the basal pari of the thorax each Bide. The antenna' are remarkably 

 short, the joints are strongly transverse, and the second joint, though narrower, is aol 

 shorter than the others. 



2. Antenna ariieulo 3 '" secxmdo sequali. 



7. A. mucorea, nigra, dense sordine pubescens, rosco-variegata, t! 

 dense punctato, antrorsum angustato, basi truncal ;nc- 



tatis vix impressis, interstitiia subtilius confluenter ponctatis, antennis rut' • 



One specimen, Georgia. Similar in form to the following Bpccies, but very different in 



characters. 



-. A. curt u ~, ni.'ro-picca, parce subtiliter squamosa, thorace cribratim pni 



idatia anl . angulia post itim 



positi-. interstitiia Btriia non latioril :e obsolete punctu'. .'"■ rufo I 



I. ng, '43. 



(, »rgia. Tins species is Agrypnus curiut of Dejean's catalogue, and resembles very 

 closely the next, but is distinguished by the greater Bize of the punctures which comp 

 the BtrioB of the elytra: the body i- \> t\ coarsely punctured beneath, and, as in the next 

 . is thinly clothed with depressed small scale-like yellow bairs. 



9. A. rectangular is, picea, parce subtil; | an- 



trorsum ango otnndatis, antice i 



. interstitiis striis latioribos, pare pun.tul.iti-, anl I 



- 



/.' . Ann. Lyo. 1. 26 I ; Ti i i. A- . PI I. 8 I 6, If 



Missouri Territory, abundant The pectoral groovt - lor the ant. rior tar-i ar« almost 

 obsolete: in the preceding they are more distinct, while in A. ■ th< ) an altog< thi r 



wanting: the elytra of the female are slightly dilated behind the base, and an rnon ob- 

 tusely rounded towards the tip than in the male. 



To this genus, and to the 6rst division, probably belongs the Elater operculatus men- 

 tioned bj Say, as described in the Annals of the Lyceum: but as I" bai evidently mi- 



quoted himself, and no description bearing thai name i- i id in In- writings, it must 



be considered as unpublished I iter avitus v Trans, im. Phil Sot 6,183 'in- 

 allied to a. impressicollis, 



A'.miM / 

 1. A. .- a 1 1 •• i, pit 



sura curvatis, angulia | inde divai ■ angulari 



