40 — -Harry Scott Smith 
8. First dorsal segment with a narrow continuous band mid- 
way between base and apex; median projection of clypeus 
small, not very prominent; basal triangular enclosure of 
metathorax dull, with a few irregular punctures at the 
GSTCLES <5. 5, scass Apa an! & tia syuiMbeion’b hon goes metre eink oe eeu CE compar 
8. First dorsal segment with a short transverse yellow mark 
on disk; second segment entirely yellow excepting narrow 
basal portion; remaining segments with bands narrowed 
medially and widened laterally; pleura with a short spine 
elLOW rie tata t hae hee ee ase EEE Ee pleuralis - 
9. Prominent portion of clypeus broader at widest place than long; 
band on second dorsal segment much narrowed medially, 
not much, if at all wider than those on the remaining 
SGOINEMES , oeercce overstate teat Oe ais eine Dayercren et theteiees occipitomaculata 
9. Prominent portion of clypeus longer than broad in widest place; 
band on second dorsal segment usually not narrowed me- 
dially, much wider than bands on remaining segments.... 10 
10. Triangular area of metathorax quite strongly longitudinally 
BEPIATS Aorist betas cide sik cme Nears aes wae OA ee imitatoria 
10. Triangular area of metathorax dull, irregularly striate at 
base and at lateral angles, larger than the above..... clypeata 
11. Wings black; second dorsal segment with a broad yellow band, 
remaining segments without fasciae; size 14 to 20 mm. 
fumipennis 
11. Wings sometimes smoky, but not deep blue-black as above; other 
segments besides the second with more or less broad fas- 
clae cor sbands,- size .emaller:. «305. ewes co a eee 12 
12. Second segment of abdomen immaculate, first and third 
segments with broad bands, following segments with nar- 
row ones; legs ferruginous marked with yellow; costal 
half of anterior wing dark, remaining portion clear. ..insolita 
12. Second segment of abdomen marked with yellow.......... 13 
13, First dorsal segment of abdomen red. .. ss... ccs cscn coo eee 15 
13, First’ dorsal. segment! mot “reds .cc'sccoccxk ws Oe oi renee ee eee 14 
14. Legs fulvous; venter banded with yellow; first dorsal seg- 
ment of abdomen with a large yellowish white spot on 
each side, metathorax with a large ovate spot on each 
side; occiput with a large dot just back of the top of each 
CVG sos Fee wine aaasiere Oa ae be near ee fulvipediculata 
14. Legs black and yellow; venter not banded with yellow; 
metathorax without lateral spots; scutellum often with 
white spots; much more coarsely punctured, and abdom- 
inal segments more strongly constricted than the above, 
finitima 
362 
