Tech. Series 20, Part IV, Bureau of Entomology, U. S. Dept. of Agriculture. 



Plate XXIII. 



r^-^ 



The Sawfly Genus Hoplocampa. 



FiK. ^.—]{(tpl<lf■<ull|)^l (MacgUUvniti(Ua) oirgonamK: Front view of heart. Fig. 2.—Hop- 

 Idfainjia (Jliiiifocuinpa) Jiava: Front view of head. Fig. 'S.~Hi>plo(<nnpa(,Hoplocamp(i) 

 rhi/dlia: Saw. Fig. i.—HoplocaiiqM {lldji/didinjiit) iiiiuitiiuioilii: Saw. Fig. b.—Hoplo- 

 Saw. Fig. a.— Iliipli)Ciuiipa{IIoi)locampa) kocbclci: Saw. 

 iipd) pnUip)i>i: Saw. Fig. 8. — Jloplorampa (llnplocuinpa) 

 iijHi [ Jldp/ormiijxi) xa7itlia: Saw. Fig. ]0. — JIoplo- 

 ;aw. (Original.) 



. ...tipii ( Iltipiiifainpa) alpestris 

 Fig. 1 .—lIopldramfKi (Hoplor, 

 halcijdii: Saw. Fig. ^.— Ihipln 

 cam pa (IId]il(ic(iinpa) wrniti n> 



