24 JOURNAL, OF ENTOMOLOGY AND ZOOLOGY 



Xeris morriso)ii (Cresson) Konow 

 (Fig. 27) 



1880a Urocerus morrisoni Cresson, $ S . Deser. new N. A. Hym. in coll. 



Amer. ent soe. < Trans. Amer. ent soc. ; v. 8 : p. 35. 

 1880 Urocerus tarsalis Creason, 9. Loc. cit. Tp. 52. 

 1893 Urocerus indccisus MacG\l\\vra.y, 6. Wash. Tentlired. and Uro- 



ceridifi. < Can. ent. ; v. 25 : p. 243. 



Distribution: So far ass known, confined to tlie west coast of 

 tlie United States from Vancouver to nortliern California, and 

 Tulare County in the Sierras, and the Rocky Mountains of Col- 

 orado and Utah. Occurs in company with X. cauddfu.'^. 



Xeris tuncgillivrayi new species 

 (Figs. 30 and 35) 



5 . :j^ Head and thorax dull black, a white spot on tlie upper 

 part of the temples ; antennae black, shading into reddish yellow 

 on the apical portion. Legs brownish black, the anterior tarsi, 

 iniildle til)ia! and tarsi and posterior tarsi dull reddish, the i)os- 

 terior tibia^ whitish at extreme base; abdomen except basal 

 plates brick red; the sheaths of the ovipositor concolorous with 

 tlie abdomen, the ovipositor darker. Wings uniformly smoky, 

 the veins brown, except the costa, which is yellowish. 



Head quadrate, the posterior angles rounded; forehead and 

 vertex rugosely confluently punctured, with a longitudinal me- 

 dian channel, and two less distinct lateral impressions; temples 

 smooth and polished, above impunctate, their lower portions 

 with some round median punctures and a row along the margin 

 of tlie eyes, the lower i)ortion with a short sharp median ridge, 

 not so marked as in morrisoni; clyi^eus very prominent, rugose, 

 its anterior margin smooth, truncate. Third antenual segment 

 sliglitly exceeding the fourth, twenty-two segments in all, the 

 scai)e l)road, flattened, concave beneath, the under surface 

 closely, finely punctate. 



Humeral angles prominently carinate, the pronotum behind 

 them transversely, rugosely, and coarsely ridged; pleurse 

 shallowiy ]>unctate; venter impunctate, smooth and polished. 

 Posteriiir metatarsus exceeding the length of the following seg- 



