.'] LAMKLL1CORN1A. 19 



turcd, antennae and palpi black ; thorax large, rather thickly and finely 

 punctured, margined at sides and base; scutellum long and pointed, 

 thickly punctured ; elytra depressed, truncate at apex, with fine crenu- 

 late strire and very broad thickly and finely punctured interstices ; legs 

 black, posterior tarsi with the external spur slightly longer than the first 

 joint of the tarsi. L. 7-8 mm. 



Male with a distinct tubercle on the centre of the forehead. 



In dun).' ; generally distributed and common throughout the greater part of Kngland 

 and Wales, but not so common in the extreme north ; Scotland, not common, Solwny, 

 Tweed, and Forth districts ; Ireland, near Dublin and Waterford, and probably 

 common. 



A. subterraneus, L. (Eupleuitt$ *ultei-raneu#, Muls.). Oblong, sub- 

 parallel, a little narrowed at apex, depressed, shining black ; head finely 

 punctured, clypeus rugose, antennae yellowish with club darker, palpi 

 reddish-brown ; thorax large, slightly narrowed in front, with very diffuse 

 and irregular large coarse punctures ; scutellum large, pointed, thickly and 

 rugosely punctured ; elytra with very strong finely crenate striae, thoso 

 near suture l>eing strongly sulcate with the interstices carinate ; legs 

 black with tarsi ferruginous. L. 4|-6 mm. 



Male with the central frontal tubercle larger than the other two ; * 

 thorax with a small fovea in front. 



In dung; not as common 'JIB many of the other species, bat widely distributed from 

 the miilland conn tits southwards; it is less common further north, and lias not been 

 recorded from Scotland. Ireland, near Belfast. 



A. foasor, L. (Teucliestets fossor, Muls.). One of our largest species; 

 oblong, very convex, shining black ; head short sparingly and finely 

 punctured, antennae and palpi brown, the former with blackish club ; 

 thorax large, convex, with large irregular scattered punctures ; scutellum 

 large, obsoletely punctured ; elytra with rather weak feebly crenate 

 striae, interstices broad, impunctate ; legs black, tarsi reddish-brown. 

 L. 8-10 mm. 



Male with the three frontal prominences, especially the central one, 

 distinct, and with the thorax plainly foveate in front. 



In dung, &c. ; common and generally distributed throughout the greater part of 

 England and Wales, but not so common in the north ; Scotland, not common, Solwxy 

 and Dee and pro! ably other districts; Ireland, near Belfast, Armagh, and Dublin, 

 and probably common. 



A haomorrhoidaliB, L. (Otophorvs Immonlioidalis. Muls.). A 

 small and short convex species, which is at once distinguished from all 

 the other smaller species by its very large scute 'him ; black, rather 

 shining with a more or less distinct red spot at the shoulders of the 

 elytra, which are also more or less broadly red bt-hiud ; head rather 

 thickly and finely punctured, palpi brown, antennae brownish-yellow 



In most of the species of the genus there are three more or less distinct tubercles 

 on thp forehead arranged transversely, the central one being the most pronounced 

 epr-iully in the male ; occasionally thev are very obsolete, and sometimes quite absent. 



c 2 



