THE CANADIAN ENTOMOLOGIST. 153 



to emargination of eyes, large subquadrate extension between antennae, 

 line behind eyes, two spots on vertex (sometimes connected), collar (some- 

 times a line or mark at sides or below), two spots on fore part of 

 scutellum, spatuhe, postscutellum, two narrow lines and two large 

 patches on metathorax (sometimes connected), tegular, tubercles, two 

 small and one large spot behind and below (sometimes running under- 

 neath the thorax and connecting), interrupted band on first segment, 

 usually emarginate, but sometimes interrupted band on second, emar- 

 ginate bands on 3-5, all but apex of sixth, and almost all of legs 

 (including coxae), yellow ; larsi with a pale rufous tendency ; antennae 

 brownish ; a very few hairs on head and venter ; distance between eyes 

 about their greatest length ; first joint flagellum distinctly longer than 

 second; vertex and mesothorax with sparse fair-sized punctures, scutellum 

 and postscutellum hardly punctured, enclosure of metathorax finely 

 wrinkled, metathorax roughened rather than punctured, abdomen with 

 large close punctures, becoming smaller towards apex, sixth segment but 

 faintly punctured, venter sparsely so ; wings hyaline, sHghtly clouded in 

 outer half, nervures light rust coloured ; collar declivitous. 



Six females, four belonging to the Academy of Natural Sciences, and 

 two in my own collection. 



Hab. — Montana ; S. Bernardino Co., Cal.; Las Cruces, New Mex.; 

 (Ckll., 4786, on Bigelovia) and Denver, Colo. (D. 1105c and D. 1271a, 

 on Cleome serrulata.) 



Philanthus henricus, Ckll. and Dun., n. sp. 



9. — Length, 14 mm. Black with yellow and rufous markings. 

 Mandibles (except piceous tip), clypeus, sides of face to emargination of 

 eyes, a short emarginate extension between antennae, a narrow line 

 behind each eye, collar, tegulaj, small spot on tubercles, a larger spot 

 behind, postscutellum, scape (partly), interrupted band on first segment, a 

 narrowly interrupted band on second, emarginate bands on third and 

 fourth, all of fifth and the last (except rufous apex), venter (except fore 

 part more rufous), a spot on trochanters and last four coxae, rest cf legs 

 (except rufous femora and rufous inclined tarsi), yellow. Yellow on face 

 paler; a faint irregular rufous mark centrally on second segment; third 

 joint antennae as long as fourth and fifth combined; eyes as distant as 

 their length ; a fairly thick and long ochraceous pubescence on head, 

 more sparse on thorax and still more so on venter ; vertex, mesothorax, 

 scutellum, postscutellum, disk of metathorax. abdomen and femora 



