THe HyMenoptera oF MINNESOTA 
213 
If the drenched nest is not attached to a building or fence, it may be 
burned after this application of kerosene. 
Minnesota species are as follows: Vespula vidua Sauss., Vespula 
(V.) germanica F., V. (V.) vulgaris L. (see col. pf. 1), V. (V.) con- 
sobrina Sauss., V. (Dolichovespula) maculata L., V. (D.) diabolica 
Sauss., Polistes pallipes Le.P—=P. metricus Say. 
Polistes sp. taken 
in Rock Co., Fillmore Co., and Martin Co. in Sept. 
NOMENCLATURE OF WING PARTS IN THE DRAWING OF 
Chlorion (Ammobia) ichneumoneum 
OLED SYSTEM 
Veins 
Costal 
Subcostal 
Median 
Submedian or anal 
Radius or marginal 
Basal 
First ‘transverse cubital 
Second transverse cubital 
Third transverse cubital 
Transverse medial 
Discoidal 
Cubital 
First recurrent 
Second recurrent 
Subdiscoidal 
Cells 
Costal 
Median or externo-median 
Submedian or interno-median 
Anal 
Marginal or radial 
First submarginal or cubital 
Second submarginal 
Third submarginal 
Fourth submarginal 
First discoidal 
Second discoidal 
Third discoidal 
First apical 
Second apical 
Stigma 
Front 
COMSTOCK-NEEDHAM SYSTEM 
Wings 
Veins 
CostavorG 
Sc+R+M 
Cubitus or Cu 
A 
j Ist abscissa. radial cross-vein or 7, 
< 4th abscissa R,; recurved tip Sc.+ 
( Ry 
Medio-cubital cross-vein and Media 
R,; and r-m 
R; 
R, 
M,+Cu, 
Ist abscissa M,, 2d abscissa M, 
M+R; at margin M,+R,, 
Most, 
Transverse part of M, 
(1st abscissa) medial cross-vein 
oa abscissa) M, 
Cells 
GiESe 
M 
Cue Gu; 
Ist+2d+3d A 
Agl Reale 
Ist R,+R 
Stigma or cell Sc, 
