300 [October, 1S43. 



striate, with an obsolete terminal corneous spot ; tip sinuate : base and extreme 

 tip of the femora piceous ; tibiae and tarsi pale corneous. 7 mill. long. Hab. 

 Alleghany mts., Hentz. A. ocreatura, Hentz MS. 



Agonum elongatulum. Slender, shining black, prothorax lengthened, nar- 

 rowed posteriorly, with the dorsal impressions rather faint, and the lateral mar- 

 gin narrowly depressed : elytra dusky brown, simply striate, interstices flat, the 

 3d with 4 indistinct punctures ; tip scarcely sinuate ; antennse with the 3 basal 

 articulations glabrous, testaceous ; remainder ferruginous, tomentose : palpi 

 brownish : legs and epipleura yellowish testaceous. 7 mill. long. 



Aroxum maurum. Deep shining black ; pronotum rather wider than long ; 

 dorsal impressions distinct, lateral margin much depressed, a small tubercle ris- 

 ing from the deepest part of the depression of the posterior angles : elytra sinuate 

 at tip, stria? acute, simple, interstices flat, the 3d with 3 faint punctures: feet, 

 and extremity of the antennas, pitchy black. 9 mill. long. 



Omaseus rugicollis. Black, beneath dark brown, or piceous : frontal impres- 

 sion considerably dilated, antennse piceous, base darker, brownish pilose towards 

 the tip : pronotum obviously transversely wrinkled, slightly contracted behind ; 

 lateral edge rather regularly arquated ; mesial line distinct ; posterior angles 

 rounded ; basal indentations dilated, with a somewhat prominent longitudinal 

 swelling in the centre : elytra profoundly and obtusely striate. 17 millim. long. 

 Hab. Western Penna. O. rugicollis D. Ziegler MS. 



Amara splendida. Short oval, glossy, dark green bronzed, or blackish cupre- 

 ous, above ; black bronzed beneath : lateral frontal impressions wide, 2 punc- 

 tures at the inner margin of the eyes, distinct ; antennas fuscous, 2 basal articu- 

 lations testaceous ; palpi dark brown : pronotum, with the mesial line well 

 impressed ; a deep longitudinal indentation exterior to it, near the posterior 

 margin, and a small one between it and the external margin ; area of the pos- 

 terior angles indistinctly punctured : elytra sinuate, finely and simply striate, 

 interstices rather flat, posterior half (and sometimes the anterior fourth) of the 

 submarginal one, crenulate on the internal edge : tarsi testaceous. 10 mill, 

 long. 



Amara anthracina. Oval, cupreous black, impunctured ; beneath, shining 

 black : frontal lines slightly impressed ; one or both punctures at the inner 

 margin of the eyes, distinct : clypeal suture indistinct : antennae fuscous, with 

 3 basal articulations, and part of the 4th, testaceous: labrum and palpi piceous, 

 tips of the latter pale : pronotum with the basal impressions shallow, foveolae 

 single, frequently interrupted in the middle, numerous short obsolete striae near 

 the scutel, mesial line fine, anterior cross line obsolete : elytra finely striate, striae 

 impunctured, acute, tip sinuate : femora dark chesnut-piceous, tibiae and tarsi 

 reddish brown. 9 mill. long. 



Amara indlstinda. Oval, black, glossed above : frontal lines short, and 

 slightly impressed : 2 punctures near the margin of the eyes distinct : clypeal 

 suture indistinct : basal impressions of the prothorax small ; foveolae single and 

 fine, mesial line fine ; elytra finely striate, 5th and 6th striae obsoletely punc- 



