114 
and Los Angeles Co., Cal. Two females collected by the writer. 
Type No. 3615, U. 8. National Museum.......-.. pauciseta i. Sp. 
3. With only three sternopleural macrochete, palpi yellow, third vein 
bearing from three to six bristles at its base; length, 8 to 10 
mm. New Hampshire; and Austria. ‘wo males and one female 
from Austria received from Brauer and Bergenstamm and by 
them labeled Ceromasia florum Macq.; these authors state that 
this is a synonym of festinans Meig., after examining the type 
of the latter.’ (System. Besch. Kur. Zweif. Insekten, Vol. LV, 
-p.384; 1824: Tachina. Masicera forum Macquart, Annales Soc. 
Ent. rance, p. 460; 1350) 5225 eye ee estinans’ Meig. 
With four sternopleural macrochetie, palpi black, third vein bearing 
a single bristle at its base; length, 8 to 10mm. Canada; Mass.; 
Hlinois, and England. A specimen of each sex from England, 
received from E. Brunetti and by him labeled Masicera myoidea, 
— (Essai sur les Myodaires, p.114; 1850: Lydelia.).myoidea Desv. 
4. Middle tibiz each bearing a single macrochieta on the front side 
near the middle, third vein bearing three bristles at its base. . 5. 
Middle tibie each bearing two or more macrochete on the front 
side near the middie, palpi yellow —22. <2 22. ee ee 6. 
5. Palpi, legs, and abdomen, black; body slender, subshining; length, 
5.5 to 6 mm. Mass., and Colorado. (Trans. Amer. Ent. Soce., 
Vol. XIX, p. 285; December, 1892.)....tenthredinidarum Town. 
Palpi, femora, tibixe, and apex of fourth segment of abdomen, yellow; 
body quite robust, opaque; black, the first two joints of antennie, 
palpi, apex of proboscis, femora, tibize, and apex of fourth seg- 
ment of abdomen, yellow; front of male one-half as wide as 
either eye, no orbital bristles, hairs on sides of front short and 
sparse, frontal bristles descending to base of third antennal 
joint, cheeks one-fourth as broad as the eye-height, facial ridges 
bristly on the lower two thirds, antenne almost reaching the 
oral margin, the third joint three and one-third times as long 
as the second, arista thickened on the basal fourth; thorax gray 
pollinose and marked with four black vitte, sentellum bearing 
three pairs of long marginal and a short apical pair of macro- 
chetie; abdomen on the first three segments subopaque gray 
pollinose, its hairs suberect and rather long; wings hyaline, the 
base tinged with gray, costal spine as long as crossvein at base 
of discal cell, hind crossvein nearly straight, fourth vein beyond 
the bend strongly concave, closing or almost closing the apical 
cell, calypteres white; front pulvilli slightly longer than the last 
1Zweif. Kais. Mus. Wien, V, p. 428; 1891. 
2Front one and one-half width of eye, cheeks three-eighths the eye-height, arista 
thickenedion basal two-thirds) =). se se oe ea eae eel Ffestinans. 
Front of male two-thirds, of female five-sixths, width of eye, cheeks one-fifth the 
eye-height, arista thickened on basal two-fifths, otherwise as in festinans. N.J., 
he pease? 010 Ol Or: ee ee eee ee Se a Se NOU OGG tKO Gs SOGHOC celer N. Sj). 
