Sphex. HYMENOPTERA. ,g 7 



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Genus V. Sphex* 

 Linn. Syft. Nat. page 941. 



The mouth of the Sphex is armed with 

 jaws, but has no tongue. 



The articulations of their antenna? are 

 ten in number. 



The wings, in each fex, are extended, 

 without folds, and laid horizontally upon 

 the back. 



The fling, which is (harp and pointed, 

 is concealed within the abdomen. 



This genus is divided into two families ; 

 in the firft of which, the abdomen is petio- 

 ]ated, or joined to the thorax by a flalk - y m 

 the other, the abdomen is fubfefile, or of a. 

 (lender make, nearly of equal fize in its 

 whole length, and attached to the abdomen 

 without a petiolum. 



Scopoli has divided his Spheges (to which he 

 gives the lame characters as above, excepting 

 what relates to their antennas) into three families; 



