AMERICAN PniLOSOPniCAL SOCIETY. 47 ( 



Body black tinged with piceous, iuipunctured, beneath pice- 

 0U8 ; antennae and palpi rufous ; thorax narrower than the elytra, 

 contracted behind, margined, margin rufous, somewhat recurved, 

 edge excurved, near the posterior angles, which are uhtuse ; 

 [53] elytra, striae iuipunctured, acute, seventh one obsolete, in- 

 terstitial lines slightly convex, third with two or three punc- 

 tures ; pectus and postpcctus iuipunctured; feet piceous. 



[A Plati/nus afterwards described as follows: Pluti/nua hlandns 

 Germ., Aiuhomcnus foriinus Dcj., A. dc^lanatus Chaud., A. mar- 

 tjinalis Ilald. — Lec] 



32. F. DECORA. — Head deep green ; thorax rufous ; elytra 

 dark cupreous. 



Length seven twentieths of an inch. 



Head deep green, purpli.sh at base ; antennaj and palpi rufous, 

 dusky at tip ; labrum and nasus purplish ; thorax pale rufous, 

 narrower than the elytra, broadest before the middle, a little con- 

 tracted behind, hind angles obtuse, dorsal line slightly impressed, 

 basal ones distinct; elytra, disk obscure cupreous to the eighth 

 stria, margin green, interstitial lines somewhat convex, striae im- 

 puncturod ; pectus pale rufous ; postpcctus black slightly pur- 

 puroscent, iuipunctured; feet testaceous; abdomen black, pice- 

 ous behind. 



33. F. DKCENTis [decens]. — Black, depressed ; third intersti- 

 tial line tripunctate ; thorax each side at base depressed and 

 punctured ; feet black. 



Length cloven-twentieths of an inch. 



Carabus gagathes Melsh. Cat.il. 



Body black, depressed, glabrous; antennae piccous-black ; palpi 

 dark piceous ; thorax narrower than the elytra, slightly contract- 

 ed behind, margin somewhat depressed behind, edge recurved, 

 posterior edge very slightly excurved, posterior angles not round- 

 ed, dorsal line indented, anterior transverse line angularly and 

 deeply indented, base each side excavated and confluently punc- 

 tured. Elytra, striae with transverse, numerous, lincolar punc- 

 tures, interstitial lines convex, the third one with three remote, 

 [54] lateral i>unctures, of which one is obsolete and placed near 

 the base on the exterior side, one near the middle on the anterior 

 side, and one near the tip ; feet black ; tarsi piceous ; postpcctus 

 1823.] 



