IJTVESTIGATIONS ON THE MUTILLH) WASPS 



249 



The variety described by Fox (1899) seems to be leda Blake. 

 Gorgon is easily recognized by the head being wider than the thorax, 

 antennal scrobes not carinate above, and the black head and thorax. 



104. DASYMUTILLA LEDA (Blake) 



Mutilla (Sphuerophthaltna) leda Blake, Trans. Amer. Ent. Soc, vol. 4. p. 



72, 1872, female. 

 Mutilla leda Blake, Trans. Amer. Ent. Soc, vol. 7, p. 244, 1879, female. — 



Dalle Tokre, Cat. Hymen., vol. 8, p. 53, 1897, female. — Fox, Trans. Amer. 



Ent. Soc., vol. 25, p. 238, 1899, female (part). 

 Sphaerophthalma leda Blake, Trans. Amer. Ent. Soc, vol. 18, p. 216, 1886, 



female, 

 Mutilla gorgon Fox, Trans. Amer. Ent, Soc, vol. 25, p. 248, 1899, female 



(only the variety). 

 Ephuta [Ephuta) leda Andb^, Gen. Ins., vol. 1, fasc. 11, p. 61, 1903, female. 

 Mutilla prognoides Viereck, Trans. Amer. Ent. Soc, vol. 32, p. 186, 1906i 



female. 



Type. — Female, Dallas County, Texas, in collection of Museum of 

 Comparative Zoology, Cambridge, Massachusetts. The type of prog- 

 noides is in the collection of the University of Kansas. 



Distribution. — Texas, Oklahoma, Kansas, Colorado, Nebraska, and 

 South Dakota. (Fig. 26.) 



Fig. 26 — Distribdtion of Dasymutilla leda (Blake) 

 specimens examined 



Colorado : Female, HoUy, September 8, 1898. 



Kansas: Female, Medora (W. Knaus) ; 2 females, Kussell County, July 26, 

 1912 (F. X. Williams) ; 3 females, Russell County, August 26, 1912 (F. 

 X. Williams) ; female, Russell ; 2 females, Comanche County, 1916 (R. H. 

 Beamer) ; female, Kiowa County, July 6, 1911 (F. X. Williams) ; female, 

 Osborne County, August 3, 1912 (F. X. Williams) ; 4 females, Rooks 

 County, August 9, 1912 (F. X. Williams) ; female, PhiUips County, August 



