AET. 5 GENERIC REVISION OF THE FOSSORIAL WASPS PABKEB 23 



10. Scutum with prominent puir of discal niarlis 11- 



Scutum without discal marks 14. 



11. Side of thorax and propodeum sparingly maculated: tarsi almost wholly 



black 1^ 



Side of thorax and propodeum profusely maculated ; tarsi (except in some 

 cases apical segment in part) yellow 1^5. 



12. Posterior apical angle of lateral spine on seventh tergite rounded; fascia 



on second tergite not broken into four spots mexicana. 



Posterior apical angle of lateral spine on seventh tergite pointed ; fascia on 

 second tergite broken into four spots pantherina. 



13. Lateral spine of seventh tergite almost squarely truncate, not pointed at 



apex; anterior metatarsus with seven spines sombrana. 



Lateral spine of seventh tergite very obliquely truncate, pointed ^at apex; 

 anterior metatarsus with six spines maculata. 



14. Fasciae on scutellum and metanotum continuous or broken 15. 



Scutellum and metanotum not maculated (rarely small lateral spots on 



scutellum) punctata. 



15. Fasciae on tergites 1-4 broken into discal and lateral spots lineata. 



Fasciae on tergites 2 and 4 not broken into lateral and discal spots. 



mexicana. 



16. Maculations on tergites consisting of broad continuous fasciae infracta. 



Masculations on tergites not continuous fasciae 17. 



17. Masculations on tergites consisting of only widely separated lateral spots_18. 

 Masculations on tergites consisting of fasciae, either simply interrupted or 



some or all broken into lateral and discal spots 20. 



IS. Fasciae on metanotum and propodeum, continuous or interrupted — medea., 

 Metanotum and propodeum without fasciae '. 19. 



19. Maculations on tergites creamy white ; scutellum with fine and coarse punc- 

 . tures intermingled; wings lightly infumated heros. 



Maculations on tergites yellowish ; scutellum uniformly and finely punc- 

 ■ tured with some coarse punctures scattered about : wings rather heavily 

 ' infumated antiopa. 



20. Scutum without discal marks 21. 



Scutum with discal marks 27. 



21. All fasciae on tergites 1-4 broken into lateral and discal spots 22. 



Not all fasciae on tergites 1-4 broken into lateral and discal spots 23. 



22. Fasciae on .scutellum and metanotum lineata. 



Fasciae absent on scutellum and metanotum punctata. 



23. Scutellum and metanotum each with fascia, continuous or interrupted — 24. 

 Scutellum with only very small, round lateral spots ; metanotum immaculate. 



Carolina. 



24. Fasciae on tergites 1-3 broken into lateral and discal spots ; evident tooth 



on tenth segment of flagellura mexicana. 



[ Not all fasciae on tergites 1-3 broken into lateral and di.scal spots : no 

 tooth on flagellum 25. 



25. Tubercles maculated ; broad curved fascia on dorsum of propodeum 26. 



Tubercles black ; fascia on propodeum lacking carbonaria. 



26. Me.sopleura, metapleura, and side of propodeum without maculations. 



arcuata. 

 Mesopleura, metapleura, and side of propodeum with prominent maculations. 



proserplna. 



27. First tergite with U-shaped lateral marks; no fascia on tergites broken into 



lateral and discal spots; apex of sixth tergite maculated signata. 



Combination of maculations as given above not present 28. 



