130 
red, the two apical segments blackish; an indistinct, piceous, perpendicular spot on 
pleura near breast; coxw and trochanters whitish; remainder of legs rufous, paler 
before, except the posterior tibie and tarsi, which are blackish; hinder tibix some- 
what swelled; inner tooth of claws very obtuse, hardly visible; wings hyaline, 
faintly smoky; stigma dark brown. 
Maine (A. S. Packard). One male. 
11. Lygeonematus (?) monela Norton. 
1867. Nematus monela Norton. Trans. Am. Ent. Soc., 1, p.198. (Cat., etc., p. 60.) 
1878. Nematus monela Provancher. Nat. Can., x, p. 54. 
1883. Nematus monela Provancher. Faun. Ent. Can. Hym., p. 184. 
Black; mouth, spot on cheeks, tegul, collar, and venter pale; base of cox and 
of femora and tips of hinder tibiw black; length 0.20; br. wings 0.48 inch. 
Male.—Black; body slender; antennie slightly compressed, third joint hardly as 
long as fourth; lower ocellus in a small basin; nasus emarginate; edge of nasus, 
labrum, and spot at base of mandibles white; tegule, two edges of anterior angle, 
and apex of venter yellow red; legs yellow red; trochanters white; base of coxie, 
base of femora and a line beneath extending nearly to tip, apex of posterior tibice, 
and their tarsi black; inner apical tarsal spur blunt; inner claw tooth small and 
widely separated from outer; wings hyaline; stigma and costa pale, waxen color. 
Labrador. Twomales. (Mr. Packard.) 
12. Nematus calais Kirby. 
1882. Nematus calais Kirby. List. Hym. Brit. Mus.e1, p. 144. 
Exp. al.8 lin.; long. corp. 4 lin. 
Female.—Head and thorax black, finely punctured; pleura and pectus shining; 
abdomen testaceous, the last two segments blackish; legs testaceous, four front 
femora blackish at base, intermediate tibix with a dark line above; hind tibize and 
tarsi blackish, the former rather widened and flattened; wings hyaline, with 
piceous stigma and nervures; fore wings clouded in the middle, and with apparently 
only three submarginal cells, the two first being divided by a white nervure. 
Arctic America, Mackenzie River. 
13. Nematus castaneus Kirby. 
1882. Nematus castaneus Kirby. List Hym. Brit. Mus.,1, p. 147. 
1893. Nematus castaneus McGillivray. Can. Ent., xxv, p. 2387. 
Exp. al. 9 lin.; long. corp. 44 lin. 
Female.—Chestnut color; head, mesothorax, and pleura darker; antennie, a large 
square spot on the vertex, a spot in front of the thorax, and the pectus black; an 
irregular spot covering the hinder half of the scutellum, the postscutellum, a por- 
tion of the first segment of the abdomen, and extremities of hind tibie and hind 
tarsi dusky; wings hyaline, fore wings slightly yellowish; stigma and nervures 
piceous. 
Hudson Bay, St. Martin’s Falls, Albany River. 
14. Nematus extraneus Kirby. 
1882. Nematus extraneus Kirby. List Hym. Brit. Mus.,1, p. 142. 
Exp. al. 7 lin.; long. corp. 3 lin. 
Female.—Testaceous; two basal joints of antennie, a large irregular spot on ver- 
tex, and three large spots on the thorax black; abdomen with a.black band in 
the middle, covering most of the three first segments and expanded on the three 
following ones, ceasing with segments 7 and 8, on which it is not expanded; 
extremities of hind tibix and of joints of hind tarsi slightly marked with blackish 
above; wings hyaline; costa and stigma pale yellowish; three submarginal cells. 
Hudson Bay, St. Martin’s Falls, Albany River 
