258 . 
PS AMMODIUS SULCICOLLIS. 
Order Coleoptera. Fam. Aphodiidae Nob . — Coprophagi Lat. 
Type of the Genus Aphodius sulcicollis III. 
Psammodius Gyll ., Lat., Leach., Dej. — -Aphodius Fab., III., Lat., 
Fanz., Sturm. 
Antennae inserted under the clypeus and before the eyes 9- 
jointed, pilose, basal joint rather robust oblong, 2nd subglobose, 
3rd slender, pear-shaped, 3 following rather cup-shaped, the 
remainder forming a lamellate, very pubescent and somewhat 
fleshy club, the 7th and 8th joints rather boat-shaped, the 9th 
oval (6). 
Labrum concealed, transverse, transparent and coriaceous, the 
sides rounded, and on the under side are 2 longitudinal lines of 
hair ( 1 ) . 
Mandibles concealed, coriaceous, thin and transparent, rigid at 
the base, subquadrate, external edge concave, producing a few 
bristles, internal margin rather membranous and ciliated (2). 
Maxilla; very pilose on the outside, producing a horny emargi- 
nate lobe, with a minute membranous and pubescent one above, 
and a similar but larger one on the internal side. Palpi 4- 
jointed, basal and 3rd joints small, the former membranous, 2nd 
longer subclavate, 4th the longest, subovate, terminated by a 
vesicle (3). 
Mentum suborbicular, not emarginate, very pilose. Labium 
scarcely visible. Palpi short robust, triarticulate ; basal joint 
minute, 2nd rhomboidal, 3rd large ovate (4). 
Clypeus notched. Eyes small, placed at the base of the head and con- 
cealed under its margin. Head rounded. Thorax transverse ovate. 
Scutellum minute. Elytra very convex, ovate, broader than the 
thorax in some. Wings 2. Legs all equidistant , robust. Tibiae 
spurred, anterior compressed , dilated, trilobed externally ; the others 
simple. Tarsi, anterior the slenderest, posterior the most robust; 
5-jointed, basal joint as long as the terminal one. Claws small, (5, 
afore leg). 
Sulcicollis III., Gyll., Sturm. 
Smooth, shining, black, frequently inclining to castaneous. An- 
tennae ochreous. Head rugose. Thorax slightly pubescent with 
5 transverse ridges, the furrows between slightly crenated ; a 
fovea in the centre near the base. Elytra with 10 crenated striae 
on each. Legs castaneous. 
In the Author's and other Cabinets . 
