OF PHILADELPHIA. 309 



elytra black, a rufo-testaceous [244] vitta, commeacing at tlie 

 middle of the base where it is broadest, and gradually attenuated 

 to the tip, which does not reach the middle ; a sericeous vitta 

 extends the whole length in a particular light, more distinct 

 towards the tip : postpectus, venter and posterior feet piceous, 

 sericeous : anterior and intermediate feet pale rufous. 

 Length less than one-fifth of an inch. 



ANASPIS Geoff. 



A. RUFA. — Entirely rufous, immaculate. 



Mordella rnfa Melsh. Catal. 



Body rather dull rufous, more obviously sericeous on the 

 elytra : beneath clearer rufous : feet somewhat paler ; antennae 

 longer than the thorax. 



Length more than one-tenth of an inch. 



ANTHICUS Fabr. 



1. A. CONSTRICTUS. — Black ; elytra dark rufous at base ; tho- 

 rax very much contracted behind the middle. 



De&c. Head black, polished : antennae blackish-piceous : thorax 

 black, polished, very profoundly contracted behind the middle, 

 bilobate, anterior lobe much the larger : elytra dull rufous, gradu- 

 ally becoming darker towards the tip, which is almost black ; 

 with regular series of impressed punctures : thighs blackish, 

 rather dilated : tibiae dull rufous. 



Length one-tenth of an inch. 



Differs from cinrtus nob., by having the thorax much more 

 profoundly contracted, and in being destitute of any cinereous 

 band, or terminal spot. 



[Belongs to TomodermYeYid. — Leg.] [245] 



2. A. BIFASCIATUS. — Rufous J elytra with a black band and 

 tip. 



Head darker than the thorax : antennae and palpi paler than 

 the head : thorax gradually narrowed behind, not abruptly con- 

 tracted : elytra irregularly punctured ; a black band on the mid- 

 dle, a little dilated on the outer margin, and slightly interrupted 

 at the suture ; a terminal black band : beneath pale rufous. 



Length one-tenth of an inch. 



Comes near to basilar is nob.; but, in addition to its difference 

 1826.] 



