CARABID^E. PTEROSTICHUS. 105 



the striae obsoletely punctate, the second with two large impres- 

 sions, one about the middle, the other further behind, the third 

 stria with one impression in advance of the former, sometimes 

 these impressions are on the third interstice, all the interstices 

 very smooth and glabrous, the striae in the ? are much fainter, 

 sometimes almost obsolete, the margin has a continuous series 

 of punctures ; the underside and legs black. Length 6 lines. 

 Very local : plentiful in the fens about Whittlesea Mere ; 

 Bottisham and the Cambridgeshire marshes; Horning Fen, 

 Norfolk, &c. Mr. Clear has taken it also in the neighbourhood 

 of Cork. 



12. P. Orinomus: alatus, obscure aeneo-niger, nitidus ; thorace 

 subquadrato, postice subangustato, utrinque parce punctato 

 foveolatOy angulis posticis acutiusculis ; elytris oblongo- 

 ovatis, striatisy striis obsoletissime punctatis, foveis quinque 

 disco impressis. 



Omuseus Orinomum, Steph. Mand. 1. 114, et Manual, p. 32. 

 O. Bulwerii, Steph. Mand. 1. 114, et Manual, p. 32. 



Winged, deep shining black, more or less metallic in the <?, 

 dull black in the $ . Head with a transverse band in front 

 bearing fovese and two larger oblong foveae behind it, antennae 

 brownish black and pubescent at the apex. Thorax subquadrate, 

 but in some examples rather more nearly quadrate than in others, 

 sides rounded below the anterior angles, narrowed behind, 

 moderately margined, posterior angles rather acute, disk trans- 

 versely wrinkled with an impressed dorsal furrow abbreviated in 

 front and terminating in a depression, base with a deep punc- 

 tured fovea on each side. Elytra oblong-ovate, rounded at the 

 shoulders, thence slightly and gradually rounded and widening 

 till behind the middle, obliquely sinuated and narrowed at the 

 apex, finely striated, the striae sometimes obsoletely punctured, 

 especially on the sides, interstices convex in the <?, flatter in 

 the ? , with five or six deep impressions irregularly placed on or 

 near the third from the suture. Length 5 lines. 



The variety O. Bulwerii has a more brassy surface and is found 

 in Ireland. 



Locally distributed in the mountainous districts of the North 

 of England, Wales and Scotland. Near Hebden Bridge, &c., 

 Yorkshire ; on the high moors near Llangollen, and on the left 

 of the Ruthin road in July and August. " Langley Common, 

 and on the summit of Hedgehope in June." Messrs. Hardy and 

 Bold. 



