[199] HYMENOPTERA 205 



tibiae and tarsi, pale reddish, the hind tibiae and tarsi black. Wings 

 hyaline, the stigma and veins brown, the areolet oblique, petiolate, 

 receiving the second recurrent nervure beyond the middle, the latter 

 being slightly angulated above the middle, the submedian cell distinctly 

 longer than the median, the disco-cubital nervure strongly curved, 

 while the transverse median nervure in the hind wings is broken below 

 the middle at about its basal third. The metathorax has two delicate 

 parallel carinae down its center which unite with the transverse apical 

 carina, the pleural carince absent, the spiracles small, rounded. The 

 abdomen is normal, finely shagreened, except the apices of the seg- 

 ments which are smooth and glabrous. 



Type. Cat. No. 5618, U. S. Nat. Museum. From Kukak Bay, 

 July 4. One specimen. 



Genus Echthrodoca Schmiedeknecht. 



ECHTHRODOCA GELIDA (Cresson). 



Lampronota gelida CRESSON, Proc. Acad. Nat. Sci. Phila., p. 377, $, 1878. 

 CRESSON, Syn. Hym. North America, p. 219, 1887. 



Type in collection of the American Entomological Society. From 

 Juneau, July 25 ; Seldovia, July 25. Occurs also in British Columbia. 



ECHTHRODOCA CLYPEARIA sp. nov. 



Male. Length 1 1 mm. Black, with the head and thorax closely 

 punctate, the first segment of abdomen sparsely punctate, except at 

 apex, the second and following segments smooth, but under a strong 

 lens show a fine coriaceous sculpture ; clypeus, apex of second dorsal 

 abdominal segment, the third wholly, except two spots, and sometimes 

 a faint spot on the fourth laterally, yellowish ; legs except coxae and 

 first joint of trochanters pale reddish. Wings hyaline, the stigma and 

 veins brownish-yellow, the venation otherwise as in E. gelida Cresson. 



Type. Cat. No. 5619, U. S. Nat. Museum. From Seldovia, 

 July 21. One specimen. 



Tribe PIMPLINI. 

 Genus Rhyssa Holmgren. 



RHYSSA ALASKENSIS sp. nov. 



Female. Length 17 mm. Black; front orbits to summit of eyes, 

 a line on upper margin of pronotum, interrupted anteriorly at the 

 middle, a line on the lower margin, or sides, just above front coxae, a 



