ORDER COLEOPTERA. 4>63 



and in which all the leaves have, even in a state of contrac- 

 tion, their edges totally or partially uncovered, compose 

 two 



Geotrupes (proper), Lat. 



Have the labrum in a transverse square, entire, or simply 

 denticulated. The mandibles arched, very much compressed, 

 denticulated at their extremity, and often sinuous on the 

 external edge. The jaws furnished with a very thick fringe 

 of hairs : the last articulation of the palpi scarcely larger 

 than the preceding, but the same of the labials larger. The 

 mentum profoundly emarginated ; the anterior legs elongated, 

 with a great number of teeth on the external side, and a 

 single spur or spine at their internal extremity, and the hood 

 in the form of a lozenge. 



Sometimes the males have the corslet armed with horns. 

 Those are the ceratophyus of M. Fischer, or the Armideus 

 of M. Ziegler. 



G. Phalaoigista, {S. typhcBus^ Lin. Oliv. Col. I. 3. vii. 

 52.) black, three advanced horns in the form of points, 

 the intermediate one of which is shorter in front of the 

 corslet of the male. Cases striated. In sandy and elevated 

 places. 



G. Momus, S. Momus, Fab. discovered in Spain, by M. 

 le Comte Dejean, differs from the preceding by its smooth 

 elytra, and resembles it in the rest. 



G. Dispar, Male, Ceratophyus Dispar, Fisch. Entom. 

 de la Russie, II. xviii. A species which is found in Italy and 

 in Russia, has a horn upon the head and on the corslet. 



Sometimes the two sexes are destitute of horns. These 

 are geotrupes proper. 



G. stercorarius, Scarabceus stercorarius, Lin. Oliv. ib. 

 V. 39, of a shining black, or a deep green above, violet or 

 golden green underneath, a tubercle on the vertex, punctu- 



