ICHNEUMON-FLIES, PART 2\ EPHIALTINAE 119 



extreme apex pale; front and middle tibiae light brown, whitish in 

 front and below and with a whitish dorsal stripe; hind tibia fuscous, 

 with a dusky whitish dorsal stripe; front and middle tarsi brownish 

 fulvous; hind tarsus fuscous. 



Female: Front wing 6.3 to 12.5 mm. long; clypeus without a median 

 apical tooth; prepectal carina moderately strong; first tergite about 

 1.28 as long as wide; second tergite about 1.0 as long as wide; tubercles 

 of third tergite very prominent, covered with small punctures whose 

 interspaces are about 2.5 their diameter; ovipositor sheath about 1.65 

 as long as front wing, its apex as in figure 330, c. 



Black. Clypeus and mandible tinged with ferruginous; maxillary 

 palpus blackish at base, the rest white but brownish apically; labial 

 palpus dark brown; tegula and stripe on upper margin of pronotum 

 extending from hind corner to notaulus, white; coxae fulvous; tro- 

 chanters fulvous, the second trochanters and apex of first trochanters 

 of front and middle legs whitish below and in front; front and middle 

 femora fulvous, whitish apically in front; hind femur fulvous, a little 

 infuscate toward apex, its extreme apex paler; tibiae colored as in 

 male but with the dark markings a little more extensive and pro- 

 nounced; front tarsus brownish fulvous; middle and hind tarsi fuscous, 

 the middle tarsus paler. 



Type: d\ Parker Creek, Sierra Ancha, Ariz., Apr. 29, 1947, H. and 

 M. Townes (Washington, USNM 63687). 



Paratypes: 2<?, 29, Parker Creek, Sierra Ancha, Ariz., Apr. 19 

 and 29, 1947 and May 2 and 4, 1947, H. and M. Townes (Townes). 

 9, "Palmerlee," Ariz., N. Banks (Cambridge), cf, reared from 

 Cercidium, Redington, Ariz., May 22, 1915, Chrisman (Berkeley). 

 39, reared from Prosopis, Sabino Canyon, Ariz., Mar. 3, 1920, W. D. 

 Edmonston (Washington), d\ 9, reared from Prosopis, Sabino 

 Canyon, Ariz., Mar. 2 and 13, 1917, G. Hofer (Washington). &, 9, 

 reared from Chrysobothris edwardsii in Fouquiera, Sabino Canyon, 

 Ariz., July 5, 1919, R. D. Hartman (Washington). d\ Santa Cata- 

 lina Mts., Ariz., May 21, 1914, M. Chrisman (Washington). cT, 9, 

 reared from Salix, Santa Catalina Mts., Ariz., Chrisman (Washington). 

 d\ Workman Creek, Sierra Ancha, Ariz., Apr. 30, 1947, H. and M. 

 Townes (Townes). d", Carrville, Calif., June 11, 1934, G. E. Bohart 

 (Townes). 9, Calif., "6-7, 1902," Clark (Washington), d" , Sonoma 

 Co., Calif., Apr. 16, 1911, J. A. Kusche (San Francisco). 9, Sonoma 

 Co., Calif., May 19, 1910, J. A. Kusche (San Francisco). 9, U. S., 

 Mar. 7, 1913 (Washington). 



This species occurs in the Upper Sonoran and Lower Sonoran faunas 

 of southern California and Arizona, where it parasitizes beetles boring 

 in desert trees and shrubs. Adults occur mostly in the spring. 



