30 
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Figure 22 
Figure : 
Figure 24. 
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38. 
39. 
JOURNAL OF ENTOMOLOGY AND ZOOLOGY 
sd—tThe subdiscoidal vein. 
a—The anal vein. 
ac—The accessory vein. 
ax—The axillary vein. 
tl—The transverse lanceolate vein. 
PLATE IV. 
From drawings by the author. 
The wings of Tremex columba. 
The wings of Teredon latitarsis. 
The wings of Xeris spectrum caudata. (Rez in the hind wing only rarely 
present). 
Posterior femur, tibia, and tarsus of Teredon latitarsis. 
Posterior femur, tibia, and tarsus of Teredon cubensis. 
An antenna of Teredon latitarsis. 
The male genitalia of Sirex areolatus areolatus. 
The mouth parts of T’remex colwmba. 
The mouth parts of Sirex noctilio. 
PLATE V. 
Figures 18-35 from drawings by Miss A. C. Stryke. 
Sirex californicus, dorsal view of the apex of the abdomen of the female. 
Sirex californicus, lateral view of the apex of the abdomen of the female. 
Sirex edwardsii, dorsal view of the apex of the abdomen of the female. 
Sirex edwardsii, lateral view of the apex of the abdomen of the female. 
Sirex areolatus areolatus, dorsal view of the apex of the abdomen of 
the female. 
Sirex juvencus cyaneus, dorsal view of the apex of the abdomen of the 
female. 
Sirex nigricornis nigricornis, dorsal view of the apex of the abdomen of 
the female. 
Sirex behrensii, dorsal view of the apex of the abdomen of the female. 
Urocerus flavicornis, dorsal view of the apex of the abdomen of the 
female. 
Xeris morrisoni, dorsal view of the apex of the abdomen of the female. 
NXeris spectrum caudata, dorsal view of the apex of the abdomen of the 
female. 
Urocerus taxodii, dorsal view of the apex of the abdomen of the female. 
Xeris macgillivrayi, dorsal view of the apex of the abdomen of the 
female. 
Urocerus cressoni unicolor, dorsal view of the apex of the abdomen of 
the female. 
Urocerus albicornis, dorsal view of the apex of the abdomen of the 
female. 
Urocerus californicus, dorsal view of the apex of the abdomen of the 
female. 
Xeris spectrum caudata, lateral view of the apex of the abdomen of the 
female. 
Xeris macgillivrayi, lateral view of the apex of the abdomen of the 
female. 
Tremex columba, antenna of the female. 
Sirex behrensii, antenna. 
Tremex columba, antenna of the male. 
Sirex areolatus areolatus, antenna. 
