ICHNEUMON-FLIES, PART 2\ EPHIALTINAE 111 



and second and third tergites with an obscure, transverse, preapical 

 fulvous spot on each side. 



Female: Head blackish, sometimes with ferruginous stains near 

 clypeus. Clypeus, mandible, scape, and pedicel ferruginous, the 

 scape and pedicel blackish above. Flagellum black. Palpi whitish. 

 Thorax black with more or less ferruginous and ferruginous stains, 

 the following alwaj'-s ferruginous: lower part of propleurum, meso- 

 scutum, scutellum, postscutellum, mesosternum, mesopleurum except 

 above, and much or all of metapleurum; tegula and hind corner of 

 pronotum ivory. Legs fulvous, the front coxa, middle coxa except 

 behind, front and middle first trochanters except behind, and all 

 second trochanters ivory; hind tibia paler fulvous above; hind 

 tarsus brownish, darker apically. Abdomen dark brown, the apical 

 impunctate margins of the tergites darker, especially toward the 

 sides. Ovipositor sheath black, its apical 0.18 white. 



This is the only Nearctic species of Ephialtinae with the ovipositor 

 sheath white at the apex. 



Type: 9, Inverness, Calif., Oct. 6, 1946, H. K. Townes (Washing- 

 ton, USNM 63686). 



Paratypes: 9, Carmel, Calif., July 14, 1929, L. S. Slevin (San 

 Francisco). 9, Crescent City, Calif., Aug. 4, 1940, H. and M. Townes 

 (Townes). 9, Echo Lake, El Dorado Co., Calif., July 19, 1955, 

 W. W. Middlekauff (Berkeley). 9, Fallen Leaf Lake, El Dorado Co., 

 Calif., July 1931, O. H. Swezey (San Francisco). 9, Green Valley, 

 Solano Co., Calif., Apr. 8, 1947, R. M. Bohart (Davis). d\ same 

 data as type (Townes). 29, Mill Valley, Calif., July 30, 1948, H. and 

 D. Townes (Townes). 9, Riverton, El Dorado Co., Calif., July 18, 

 1931, E. C. Van Dyke (Townes). 9, Ashford, Wash., July 18, 1940, 

 H. and M. Townes (Townes). 9, Barnes State Park, Wash., Aug. 12, 

 1940, H. and M. Townes (Townes). 9, Nooksack River, Mount 

 Baker, Wash., Aug. 13, 1925, A. L. Melander (Cambridge). 



This species is known from Washington and California. It is 

 adult throughout the growing season. 



7. Genus Dolichomitus 



Figure 288,b 



Closterocerus Hartig, 1847, Ber. Naturw. Ver. Hartz, for 1846, p. 18. Name 



preoccupied. Type: Closterocerus sericeus Hartig; monobasic. 

 Dolichomitus Smith, 1877, Proc. Zool. Soc. London, for 1877, p. 411. Type: 



Dolichomitus longicauda Smith; monobasic. 

 Diclostevocerus Viereck, 1914, U. S. Nat. Mus. Bull. 83, p. 45. New name for 



Closterocerus Hartig. 

 Exeristoidea Viereck, 1924, Canadian Ent., vol. 56, p. 202. Type: (Ichneumon 



(Exeristoidea) walsoni Viereck) = cephaloles (Holmgren). 



