16 
Psyche 
[Mar. 
edge is raised a little ; this process is short, truncate, each 
side is thickened and almost makes a blunt tooth at outer 
corner ; hair-lobes almost as broad as lateral lobes ; face 
rather finely and closely punctate ; scape of antennae yel- 
low below, rufous above, second and third joints rufous, 
beyond becoming deep black, last joint without the rufous. 
Pronotum with a large yellow spot on each side ; band on 
postscutellum and a short lateral yellowish stripe on pro- 
podeum each side ; enclosure mostly smooth, a 'broad 
median groove, some very short striae in anterior angles ; 
propodeum with longer and paler hair than on meso- 
notum. Abdomen rather slender; first segment rufous 
in middle, yellow on sides, other segments with moderately 
broad bands on sides, emarginate in middle ; venter black, 
with four yellow spots each side, mostly tapering to point 
at inner end. Second ventrite longitudinally sculptured ; 
pygidium broad, sides diverging above, one and one-half 
times as long as broad in middle, with numerous small 
punctures. Legs pale, the inner base of front and mid 
femora ferruginous, the hind femora with apical half a 
little darker than rest ; hind tibiae not darkened near tip, 
tarsi pale ; teeth on hind tibiae above much sloping. Wings 
fuinose darker on upper part and near tip, stigma and 
marginal cell elongate ; second submarginal about as large 
as in f rontata, the sides much curved, pedicel hardly one- 
third of height of cell. 
Length 16 mm. 
One male from Jemez Springs, New Mexico, 2 July 
(Englehardt). Type M.C.Z. no. 23536. 
Cerceris aequalis Prov. 
Provancher, Add. Hym. Can., 417, 1888. 
Female. Black, bases of mandibles, spot on each side 
of lateral lobe, large one on clypeal process, basal joint 
of antennae below, stripe each side by eyes, spot behind 
eyes, yellowish. Two small spots on pronotum, tegulae, 
postscutellum, two spots on first segment, bands on sec- 
ond, third, and fourth, narrow in middle, broad on sides, 
all about equal, venter with three bands, and last segment 
with two spots, all yellowish or yellow. 
