Spiders captured in Canada. 4] 
connected with a yellowish brown membrane situated within its 
curvature ; their prevailing colour is dark brown. 
Family Drassip2. 
Genus Drassus, Walck. 
14. Drassus nocturnus. 
Drassus nocturnus, Walck. Hist. Nat. des Insect. Apt. t. 1. 
p- 615 ; Sundevall, Vet. Acad. Handl. 1831. p. 136. var. b. 
15. Drassus vasifer. 
Drassus vasifer, Walck. Hist. Nat. des Insect. Apt. t. 1. p. 620. 
This species has been found in the United States of North 
America as well as in Canada. 
Family Crn1FLonip&. 
Genus Cinrrxo, Blackw. 
16. Ciniflo Bennetti. 
Length of the female j7,ths of an inch; length of the cephalo- 
thorax +; breadth 4; breadth of the abdomen +; length of an 
anterior leg ;°, ; length of a leg of the third pair 3. 
Legs and palpi robust, provided with hairs and sessile spines ; 
they are of a pale reddish brown colour. First pair of legs the 
longest, then the fourth, third pair the shortest; the meta- 
tarsi of the posterior legs are furnished with calamistra. Hach 
tarsus is terminated by three claws ; the two superior ones are 
curved and pectinated, and the inferior one is inflected near its 
base, on each side of which a fine curved tooth occurs. Cephalo- 
thorax large, very convex, glossy, depressed in the posterior and 
anterior regions, broadly truncated in front, compressed before, 
with furrows on the sides diverging towards the margins, and an 
indentation in the medial line; mandibles powerful, conical, 
vertical, gibbous in front, near the base, and armed with two 
rows of teeth on the inner surface: sternum plain, oval, pointed 
at its posterior extremity: these parts, with the maxille and lip, 
are dark brown tinged with red, the cephalo-thorax and sternum 
being decidedly the palest. Abdomen oviform, hairy, convex 
above, projecting over the base of the cephalo-thorax ; it is of a 
dark brown colour, palest on the under side ; a short, obscure, 
blackish band extends along the middle of the anterior part, on 
the upper side, the interval between the posterior extremity of 
which and the spinners is occupied by a series of obscure angular 
lines of the same hue, whose vertices are directed forwards; the 
sides are thickly mottled with blackish spots.. Spinners eight, 
the inferior pair being united to the extremity. Sexual organs 
dark brown faintly tinged with red, presenting the appearance 
