454 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 
Legs. — All the coxae, the anterior femora except a short 
longitudinal band at the apex above, and the intermediate except 
a band on the whole length above, yellowish; a black longitudinal 
band on the apical half of the posterior coxae, and a dash on the 
intermediate and posterior femora at base above. 
Length. — Females, 10.5-12 mm.; male, 10.5 mm. 
Redescribed from five females including the type specimen, 
and one male. 
Habitat. — Amherst and Springfield, Massachusetts (July) ; 
Orono, Maine (July); White Mountains, New Hampshire; New 
Jersey (Ashmead); ChiHngunck Depot, "Washington Territory" 
(Norton); Popoff Island, Alaska (on Heracleum lanatum, Kin- 
caid). The following records from Canada: Quebec (?) (Provan- 
cher); Ottawa, Ontario (Harrington); Nerepis, New Brunswick 
(Juty, Rohwer); Labrador (Norton). 
Tenthredella macgillivrayi Smulyan. 
Tenthredo mellinus var. a Norton, Trans. Amer. Ent. Soc, vol. 2, 1868-9, p. 
227, n. 2, 9 . 
Tenthredella macgillivrayi Smulyan, Can. Ent., vol. 47, 1915, p. 323-324, 9 . 
f Tenthredo mellina MacGillivray, Bull. Conn. Geol. and Nat. Hist. Surv., 
no. 22, 1916, p. 84 (in part). 
The type is in the collection of the Museum of Comparative 
Zoology, Harvard University, Cambridge, Massachusetts: No. 
8856. Type locality, Norway (Norton), Maine. 
A paratype from New Hampshire ("Twin Mt.") is in the 
collection of the New Hampshire Agricultural Experiment Sta- 
tion, Durham, New Hampshire. 
A metatype from New York (Gloversville) is in the New York 
State Collection, New York State Museum, Albany, New York, 
Female. — Head. — Dark ferruginous; the following parts 
yellow: clypeus, labrum, mandibles, a small spot at the base of 
the antennae near eye, and a very faint narrow complete or 
partial inner orbit (in a New York specimen which I have seen 
the inner orbit was more distinct) ; a small spot in the anterior 
portion of the frontal fovea, and tlie occiput narrowly below and 
on the sides, black. Head behind eyes only very slightly narrower 
than through them; supra-antennal ridges fairly prominent and 
sometimes onlv to about half-wav toward the anterior ocellus. 
