AKT. 9 



DIGGER WASPS OF GENUS PODALONIA FEPvNALD 



15 



Legs. Black, sometimes tinged with ferruginous; fore coxa, near 

 its end on its inner face, with a small tubercle or tooth, often hard 

 to see. On the under surface of trochanter and femur is a row of 

 long hairs and the coxal tooth is nearly (though a Uttle in front of) 

 in the Une of this row. Spines of tibia and tarsus, except fore 

 tibia, varying from light to black; claws dark ferruginous; pulvilli 

 well developed. 



Male. — Similar to female, except as follows: 



Head: Clypeus elongate, silvery pubescent, its anterior margin 

 transverse with rounded corners; frons silvery pubescent. 



Thorax: Hairs mixed black and cinerous, some black at base and 

 whitish toward tip; mesopleuron less Uable to bear rugosities than 

 in female. 



Fig. 1. — Map illustrating the known distribution of Podalonia valida (Cresson) 



Abdomen: Terminal segments black in all specimens seen; last ven- 

 tral plate rather transverse behind, with a broad central emargination 

 though somewhat variable in this regard. 



Legs: Cinereous sericeous (coxae often almost pubescent); spines 

 black. 



Length. — Females, 18-24 mm; males, 18-22 mm; 44 females and 

 32 males examined. 



Distribution. — Texas (Bosque, Travis, and Bastrop Counties; Austin^ 

 May, 1900); New Mexico (Highrolls, June, 3-12, 1902; Albuquerque; 

 Organ Mountains, August 29; White Mountains, above 6,700 feet, 

 July, 27; Bulah, May 30); Kansas (Morton County, 3,200 feet); 

 Nebraska ("Entire State. Flies from June to September," Smith); 

 Colorado (Denver, September 7, 1901; July 12, 1902; Boulder, Sep- 

 tember 3; Fort CoUins, July 28, 1900) ; Utah (Beaver Canyon) ; South 

 Dakota (Pierre); North Dakota (Minot, August 22, 1915, on Kuh- 



