26 LAMELLICORNIA. [Aphodius. 
thorax thickly and regularly punctured with the interstices finely sha- 
greened, and with a more or less distinct smooth central line ; scutellum 
with coarse punctures ; elytra with strong strie which are feebly crenate, 
with two depressed and channelled, very finely setose, and furnished 
interstices rows of rugose punctures which are not, as a rule, distinctly 
marked ; legs brownish-red, usually with the femora dark brown or 
blackish, L. 4-5 mm. 
Male with the frontal tubercle obsolete, the prothorax slightly shiny 
and the metasternum impressed; female with the central frontal 
tubercle stronger,* and the thorax duller. 
In dung; local and, as a rule, not common, but sometimes abundant where it 
occurs; London district, not common, Mickleham, Box Hill, Richmond, Adding- 
ton; St. Peter’s; Kingsgate; Ramsgate; Ventnor, Isle of Wight; Bath ; Swansea ; 
Sutton Park, Birmingham ; Scotland, rare, Solway and Forth districts ; Ireland, 
near Belfast. 
A. scrofa, F. A very small species; oblong oval, rather depressed, 
black, dull, clothed with greyish pubescence ; head sparingly punctured 
behind, finely punctured in front, antenne and palpi brown, the latter 
with blackish club; thorax regularly and rather thickly punctured, 
often reddish-brown at sides ; elytra with strong crenate strie, and the 
interstices with two rows of granulations; sides and apex pitchy ; legs 
reddish-brown. L. 2-3 mm. 
Male with the clypeus even and impunctate, and the metasternum 
impressed in middle, female with the clypeus slightly convex and 
punctured. 
In dung; extremely rare as British ; Pentire Point, Cornwall (Stephens) ; Sonth- 
port (Sidebotham) ; it is not an uncommon species in Central Europe. 
A. tristis, Panz. Rather short and broad, moderately convex, 
shining black, sides of thorax and the elytra rarely pitchy; head 
thickly punctured, frontal tubercles obsolete, antenne yellowish- 
brown with blackish club, palpi brown; thorax rather thickly punc- 
tured, the punctuation consisting of larger and smaller punctures inter- 
mingled ; seutellum rather depressed, with trace of a raised central 
line; elytra somewhat widened behind, with strong crenate stria, 
interstices finely punctured, either entirely black, or pitchy, or black 
with obscure reddish markings at shoulder and before apex; legs 
blackish or reddish brown ; posterior tarsi short, with the first joint of 
tarsi dilated in both sexes, and shorter than the spurs of the tibie. 
L. 3-45 mm. 
Male with the posterior, tarsi somewhat dilated and pilose on their 
inner side. 
Sandy places; in dung; not uncommon where it occurs, but very local; Esher, 
i ee 
* I give this fact on the authority of Thomson (Skand. Col. vi. 57); it is, how- 
ever, if correct, contrary to the usual order of things, and I should be inclined to 
assign the stronger tubercle to the male. I have never seen the species alive. 
