I- 



Attr.5 .GENERIC REVISIOISr OF THE FOSSORIAL WASPS PARKER 61 



63. Fasciae on tergites narrow; usually (not always) all interrupted; ulti- 



mate tergite black spinolae. 



Fasciae on tergites relatively broad, all but the first continuous ; ultimate 

 tergite maculated 64. 



64. Fifth .segment of flagellum spinose ; pubescence normal ; process on sixth 



sternite short, broad, and roundly pointed ; fasciae on tergites bright 



yellow cameroni. 



Fifth segment of flagellum not spinose ; process on sixth sternite narrow 

 and sharply pointed ; fasciae on tergites white or greenish yellow 65. 



65. Fasciae on tergites white comata. 



Fasciae on tergites greenish yellow primaaestate. 



66. Scutellum with pair of large lateral spots similans. 



Scutellum without lateral spots primaaestate. 



67. Process on sixth and second steniites lacking (second may sometimes show 



a median carina) 68. 



Process on sixth sternite two approximated tubercles ; seventh sternite a 



spine 73. 



Process on sixth sternite median and apical, supplemented by a pair of 



curved lateral carinae ; prominent lateral carinae on seventh sternite. 



liberiensis. 

 Process on sixth, sternite a simple median swelling, not carinate or pointed : 



that on second sternite small, median and pointed ; thorax and propodeum 



entirely black and coA'ered with long, dense, hoary pubescence albata. 



Process on sixth sternite a transverse ridge extending entirely across the 



sternite, its median part broadly curved and brought to a sharp edge; 



process on second sternite prominent; intermediate segments of anterior 



tarsus greatly dilated zonata. 



Process on sixth sternite variable in development, median, single, broadly 



triangular or narrow, pointed or notched at the apex; that on second 



more or less well developed, sometimes lacking ,_74. 



68. Clypeus marked with black 69. 



Clypeus not marked with black 71. 



69. Seventh segment of flagellum spinose ; seventh sternite tricarinate. 



formosana. 



Seventh segment of flagellum not spinose; seventh sternite with only a 



median carina 70. 



70. Sternites 2-4 with small lateral spots kreichbaumeri. 



Sternites with yellow fasciae, much narrowed at the midline raptor. 



71. Fasciae on tergites yellow, limited to 1-i brullei. 



Fasciae on tergites pale, not limited to tergites 1^ 72. 



72. Seventh sternite ending in a spine pruinosa. 



Seventh sternite not ending in a spine comantis. 



73. Sides of thorax and propodeum black ; yellow on tergites limited to lateral 



spots beutenmulleri. 



Sides of thorax and propodeum almost entirely yellow; yellow fasciae on 

 tergites continuous occidentalis. 



74. One or more segments of flagellum spinose infumata. 



Segments of flagellum not spinose 7.5. 



75. Clypeus black or bearing black spots littoralis. 



Clypeus neither black nor bearing black spots 76. 



76. Propodeum black; fasciae on tergites limited to 1-4 brullei. 



Propodeum maculated more or less ; fasciae on tergites not limited to l-4_77. 



