LARV.E OF THE SAW-FLIES. 



299 



produced larvaj which very much resemble those of moths. 

 They can, however, be at once distinguished from them by the 

 fact that they have more legs and 'pro-legs,' or false feet, 

 than the true caterpillars. No caterpillar has more than 

 sixteen of these members, whereas the larva of the Saw-fly 

 has from eighteen to twenty-two. One of these larvjB, that 



1< % [X 



1 Hylotoma rosae. 2. Croesus septentrionalis. 3. Athalia spinamm. 4. Allantiis 



scrophularia. a. Croesus larva. 6. Athalia larva. c. Allantus larva. d. Hylotoma, 



antenna. e. Croesus, antenna. /. Athalia, antenna. g. Allantus, antenna. 



of Cimbex lutea, is shown on Plate IX. Fig. 3, and others are 

 seen on Woodcut XXIX. Figs, a b and c. 



Having thus rapidly gone through the chief characteristics 

 of the Saw-flies, we will examine them somewhat more in 

 detail. 



The first insect on our list is Cimbex lutea, which is shown 

 on Plate IX. Fig. 1, of its natural size, and a more detailed 



