248 LAWRENCE BRUNER. 



114. Enclosure of metathorax rather coarsely reticulated. Pubescence as in fe- 



male, only somewhat longer Saj i Rob. 



Abdomen clothed with short scattered pale pubescence, dense and ochra- 

 ceous at apex Itriimii vonlri* Cress. 



115. Head without black hairs 116. 



Head provided with black hairs on vertex and about margins of eyes-. -117. 



116. Head subquadrate above, pubescence on face and cheeks long and white. 



Abdomen shining, with thinly scattered hoary pubescence. 



m«esta Sm. 



117. Abdomen with the first and second segments clothed above with long whit- 



ish hairs, those on remaining segments sparser and confined to the 



lateral margins frigida Sm. 



Abdomen shining, provided with a thin scattered griseous pubescence and 

 with a few silvery hairs at the extreme tip hirticeps Sm. 



118. Pubescence on abdomen entirely black 119. 



Pubescence on basal half of abdomen whitish, on apical half black, that on 



thorax rufescent impuncta Kby. 



119. Hair on sides of face, about eyes, and on vertex pale; 2nd and 3rd submar- 



ginal cells subequal; abdomen with short dark pubescence. 



viciniiormis Eob. 

 Hair on face, vertex and cheeks black, on sides of face and occiput pale ; on 

 pleura black ; area of metathorax roughened, not plicate. 



pluvialis Ckll. 

 Hair on sides of face, front and cheeks black ; 2nd and 3rd submarginal cells 



markedly unequal carli ui Ckll. 



Hair on face wholly black, area more coarsely rugulose than preceding. 

 The pubescence on thoracic dorsum brighter, more fulvous. 



auogrse Ckll. 



120. Pubescence quite long, dense and copious throughout; erect or scarcely de- 



cumbent, even on abdomen where forming bands- • • » 121. 



Pubescence on abdomen rather short, and for the most part decumbent, at 

 least when forming bands 126. 



121. Entire pubescence golden yellow, that on all segments forming complete 



bands auricoma Sm. £ . 



Pubescence variable in color 122. 



122. That on thorax and scutellum above bright orange red. 



4'hromatricha Ckll. 

 That on thorax and scutellum above pale yellow or ochraceous 123. 



123. Anal fimbria yellowish or reddish 124. 



Anal fimbria fuscous or black 125. 



124. Pubescence on thorax lemon yellow, on abdomen pale ochraceous; anal fim- 



bria fulvous permit is Cress. 



Larger ( 12i mm.). Pubescence on thorax pale yellow, whitish on abdomen, 

 anal fimbria yellowish ment zelire Ckll. 



Smaller ( 9 8, % 7i mm.). Pubescence, long, yellow ochraceous, forming 

 bauds on apical margins of abdominal segment; anal fimbria ochra- 

 ceous miserabilis Prov. 



125. Pubescence lemon yellow, that on apex of abdomen mostly black. 



liirtit'iiicla Prov. 



