ART. O 



GENEEIC EEVISION OF THE FOSSOKIAL WASrS PARKER 67 



](is. Ultimate tergite black '^^'^■ 



Ultimate tergite maculated 170. 



mx Labium black helianthopolis. 



Labrnm not black opinabilis. 



170. Small, 17 mm. or less in length 1"*"!. 



Large, 20 mm. or more in length (African) longipennis. 



17L Discal mark on scutum in form of broad unbroken U ; maculation of 



sixth tergite a pair of lateral spots 172 



Discal mark on scutum not in form of unbroken U ; maculation of sixth ter- 

 gite an apical spot troglodytes. 



172. Second sternite wholly yellow; sixth sternite maculated latifasciata. 



Second sternite with large median black spot ; sixth sternite black laeta. 



17o. Dorsal border of clypeus at the midline extended upward in the form of an 

 angle whose apex is above the lower level of the insertion of the anten- 

 nae; second sternite uniformly and tinely punctate with a very few some- 

 what larger punctures interspersed bellatrix. 



Clypeus and second sternite not developed as given above 174. 



174. Discal mark on scutum in form of U, complete or broken (sometimes only 



the posterior transverse spots remain) 175. 



Discal mark on .scutum a pair of narrow longitudinal lines 180. 



17r>. Sixth tergite showing well-developed lateral ridges generosa. 



Sixth tergite with weakly developed lateral ridges or v.ith none at all__17(>. 



17t5. Second and third sternites broadly banded with yellow_ 177. 



Second and third sternites not broadly banded with yellow, but bearing 

 lateral spots : ISO. 



177. Fasciae on all tergites continuous 17S. 



Fasciae on all tergites. or on all but the second tergite. interrupted. 



piraporae. 



178. Ultimate tergite yellow (bearing a single masculation) 179. 



ntiniate tergite bearing pair of lateral maculations trepanda. 



179. Fascia on lirst tergite with pair of black spots almost inclosed; length 



17 mm latlfrons. 



Fascia on first tergite showing only broad, shallow, anterior emarginations : 

 length 14 mm spatulata. 



180. Fasciae on all tergites interrupted (on some specimens that on second ter- 



gite is continuous, but greatly narrowed at midline) insiilaris. 



Fasciae on tergites usually all continuous (on one species the fa.scia 

 on first tergite and on another species those on third and fourth ter- 

 gites interrupted) 181. 



181. Propodeum, especially its lateral angles, covered with long dense pubescence 



(maculations pale faded yellow) mediterranea. 



Propodeum showing only normal pubescence 182. 



182. Length 15 mm. or less 183. 



Length greater than 15 mm 184. 



183. Both tergite and sternite of sixth abdominal segment maculated raptor. 



Neither tergite nor sternite of sixth abdominal segment maculated__fucosa. 



184. Mesosternum black sayi. 



Mesosternum maculated IS-^i. 



185. Sixth tergite black taiwana. 



Sixth tergite maculated incognita. 



18t). Fasciae on tergites white or pale primaaestate. 



Fasciae on tergites yellow _^ 187. 



