214 On new American Hymenoptera. 
The Sophia was probably S. andrenarum, but perhaps 
S. halictorum ; the two species had not then been distin- 
guished. 
Nomada lippie, sp. n. 
3 .—Length about 84 millim. 
Black, with very pale yellow markings and red legs ; only 
slightly pubescent, the face shining, with well-separated 
punctures, and quite bare. Facial quadrangle somewhat 
broader than long; eyes grey; broad base of mandibles, 
labrum except blackish stain in middle, clypeus except poste- 
rior margin, square supraclypeal spot (surrounded by black), 
lateral face-marks, and minute spot at top of eyes behind 
light yellow; the lateral face-marks are broad, ending 
abruptly halfway between level of antenne and tops of eyes, 
and nearly divided below by a black stripe running from the 
clypeus towards the eye; antenne slender, ferruginous below 
and black above; scape unusually long and narrow; third 
antennal joint very much longer than fourth; mesothorax 
closely punctured, but shining ; upper margin of prothorax, 
tubercles, a minute anterior and a large posterior spot on 
pleura, two large contiguous spots on scutellum, and band on 
postscutellum very light yellow; tegule light red, with a 
cream-coloured spot. Wings with lower half almost clear, 
upper half dusky except at base, very strongly so apically ; 
stigma ferruginous, nervures fuscous; transverso-medial 
nervure meeting basal, but a little on the externo-medial 
side. Legs bright red, shining; a spot on hind tibie at end 
and a stripe on basal joint of hind tarsi cream-colour ; hair on 
hind tarsi silvery ; abdomen rather long and tapering, shining, 
but distinctly punctured, brown-black, with very pale yellow 
bands on segments 1, 2, 4, and 5, that on 4 much narrowed 
and slightly interrupted in the middle; third segment with a 
transversely oval spot on each side and a dot mesad of it; 
apical plate dark brown, rounded, not in the least emargi- 
nate ; ventral surface very dark brown, with a transverse 
yellowish band on segment 3, not produced to the sides. 
fab, La Cueva, Organ Mts., New Mexico, about 5300 feet, 
at flowers of Lippia Wrightii, Sept. 5 (C. H. T. Townsend). 
East Las Vegas, New Mexico, U.S.A., 
April 15, 1903. 
P.S.—Myr. Viereck writes that all the specimens of 
Nomada_ from Corvallis, Oregon, were collected by Prof. 
Arthur B. Cordley and his students. Prof. Cordley sent 
them to Mr. Bradley, who handed them to Mr. Viereck. 
