J. L. LeConte on Rhynchophorous Coleoptera. 43 
na): the coxe are ee the cavities closed, the side pieces 
not distinct. Fig. 3, do, of Cucujus; coxal cavities open behind, 
side pieces not distinct, ow 4, do. of Telephorus: coxal cavities 
Scotlecns and o: 
In Sigenaginea the the sae sutures are obliterated, there 
is no separation between the prosternum and episterna, and very 
rarely between the latter and the pronotum: the coxal cavities, 
equsney. confluent, are always closed behind, by the epimera, 
ecome connate on the median line, enclosing the hind 
oe a the prosternum, thus cutting it off sa from the 
mesothoracic secre 
Calandride se agaconra 6 te sop of Cryptorhynchus. 
di ryastes. Fig. 10, do. 
the pack of the side pieces to the median line. 
Another evidence of the inferiority of type of the Rhyncho- 
phora, which has not been mentioned, is seen in the functions 
a few species of Coleoptera n Valgus, for example) sei 
the last abdominal ie ee  smolating such 
But it was reserved for the Bhynch hophora exhibit a degre las 
tion of type, by which a function, peculiarly appropriate to the 
posterior extremity of the body, is performed by the head: the 
elongated beak becoming in fact the oviposito 
Thus the inferiority of grade, evidenced in ther series of Co- 
“The principles of classification of Rhynchophora, and their 
division into Danie Guanes th, sighs x 
nt memoir, 
