598 STATE BOARD OF AGRICULTURE. 



Sub-order II PHYTOPHAGA. 



Super-family IX SIRICOIDEA. 



The species belonging to this sub order are always recognizable by having 

 the abdomen joined at its base to the thorax for its full width. The larvae are 

 all plant feeders in one way or another, and the ovipositor is modified into a 

 saw or borer-like structure. They are all more or less injurious when they 

 feed on cultivated plants. 



Family LXXX ORYSSIDiE. 



Large species in which the antennae are situated just above the mandibles 

 under a sharp edge, thorax and abdomen almost completely united so as to be 

 immobile. 



ORYSSTJS Latr. 

 O. sayi Westw. "United States " (Cress). 

 O. terminalis Newn. Canada to Pennsylvania (Cress). 



Family LXXXI SIRICIDiE. 



These are the boring types in which the ovipositor is prolonged into a stout 

 augur, the head closely applied to the thorax, body hard and thoroughly 

 chitinized. 



SIREX Linn. 



S. albicornis Fabr. = abdominalis Harris, male (pars), "United States "* 



(Cress). 



S. cressoni Nort. "New Jersey" (Cress). 



S. flavicornis Fabr. — abdominalis Harris (pars) " United States " (Cress). 



PAURURUS Konow. 

 P. cyaneus Fabr. Canada and United States (Cress). 

 P. edwardsii Brulle. " United States" (Cress). 

 P. nigricornis Fabr. " New Jersey " (Cress). 



