AphodilU.} LAMKLL1CORNIA. 21 



applied to the whole of the disc as well, as may be seen by examining 

 them under a strong power ; the difference, however, is very slight, and 

 is much more apparent in some specimens than in others, and cannot 

 therefore be always depended upon. 



A. acybalarius, F. Oblong, convex, black, shining, with the 

 elytra dirty-yellow, almost always furnished with a narrower or broader 

 dnrk longitudinal band at sides, which is ol ten not sharply defined ; 

 head thickly punctured, antenna; brownish-yellow with blackish club ; 

 thorax with large irregular punctures which are usually thicker at base 

 and sides, the spaces between them exceedingly finely punctured ; 

 scutellum moderate, punctured, smooth at apex ; elytra with rather 

 strong creuate striae, interstices broad and very finely punctuied, almost 

 smooth ; legs lighter or darker pitchy-brown with tarsi lighter. 

 L. 4-7 mm. 



Male with the central frontal tubercle strongly raised, thorax impressed 

 in front. 



In dang, haystack and flood refuse, &c. ; common and generally distributed 

 throughout the greater part of England, but apparently commoner on or near the 

 coast than inland ; rarer in the north ; Scotland, not common, Forth and Moray 

 districts ; Ireland, near Dublin, and probably widely distributed. 



A. ater, De G. Short and rather broad, convex, black, or black 

 with the elytra of an obscure reddish colour, head and thorax somewhat 

 shiny, elytra dull ; head rather sparingly punctured, clypeus rugose, 

 antennae and palpi pitchy brown, the former with a large club which is 

 strongly pubescent and so of a greyish colour ; thorax thickly and strongly 

 punctured with an intermixture of smaller punctures, the punctuation 

 being very close at the sides; scutellum moderately large; elytra 

 with rather fine and finely crenate striae, interstices flat, sparingly and 

 finely punctured ; legs black with tarsi pitchy or reddish brown. 

 L. 3-4 mm. 



Male with the central frontal tubercle raised, the thorax more closely 

 punctured on disc than in female, and the metasterimm impressed. 



In dung; common and generally distributed throughout the kingdom. 



A. constans, Duft. Oblong, convex, shining black ; head punctured, 

 clypeus rugose, antennae dark brown with blackish club ; thorax closely 

 punctured, the punctures being of uneven size, with a more or loss 

 distinct smooth longitudinal line in centre ; scutellum moderate, finely 

 and rugosely punctured at base ; elytra black or dark pitchy brown 

 becoming obscurely lighter towards apex which is reddish brown, with 

 rather fine crenate striae, the interstices being flat, finely punctured, and 

 obsoletely wrinkled transversely ; legs black or brown with the tarsi 

 reddish-brown. L. 4-5 mm. 



Male with the central frontal tubercle raised, and with a somewhat 

 urved elevated raised line on clypeus. 



