Chamberlin — North American Spiders of Gnaphosidae. 169 



ish above, lighter below. Posterior row of eyes slightly procurved; median 

 eyes large and oblique, nearly contiguous, a little farther from laterals. 

 Upper margin of furrow of chelicera with five teeth, the lower with two. 

 Met. I and II with a pair of spines. Tib. I unarmed; II with two seriate 

 spines beneath; III and IV each with a median dorsal spine. Epigynum 

 with a transverse chitinous rim anteriorly; cavity divided by a septum 

 which is narrower than the portion of cavity each side. 



Length, 5 mm.; cephalothorax, 2.3 mm.; tib. + pat. IV, 2.7 mm. 



Holotype.~M. C. Z. 71Q (9). 



Locality. — Arizona: Cottonia. 



Drassyllus dixinus, sp. nov. 



FewaZe.^Cephalothorax and legs yellow. Abdomen above dark grey or 

 blackish, lighter grey below. Posterior row of eyes procurved; median eyes 

 large and oblique, contiguous with each other and less than their radius 

 from the laterals. Lateral eyes only very narrowly separated from each 

 other. Upper margin of furrow of chelicer with five teeth, the lower with 

 two. Met. I and II with a pair of spines. Tib. I unarmed; II with a sub- 

 median spine. Septum of epigynum inversely T-shaped. 



Length, 3.2 mm.; cephalothorax 1.33 mm.; tib. + pat. IV, 1.5 mm. 



Holohjpe.—M. C. Z. 5m (9). 



Distribution. — La.: Mandeville (type loc); Ga.: Okefenokee Swamp, 

 Billy's Id. 



Drassyllus orgilus, sp. nov. 



Female. — Cephalothorax and legs fulvous. Abdomen grey, lighter ven- 

 trally. Posterior row of eyes procurved; eyes less than radius apart, the 

 medians large as usual. Met. I and II with a pair of spines. Tib I un- 

 armed; II with a submedian spine. Upper margin of furrow of cheUcera 

 with five teeth, the lower with three, or sometimes with only two. Epigy- 

 num with anterior rim meeting the lateral on each side in an acute, caudally 

 projecting angle, strongly bent forward in an angle at middle. 



Length, 7.3 mm.; cephalothorax, 2.7 mm.; tib. + pat. IV, 3.33 mm. 



Holotype.—M.C.Z.5M{9). ' 



Locality . — Texas : Austin . 



Drassyllus transversus (Emerton). 

 Prosthesima transversus Emerton, Trans. Conn. Acad., 1911, 16, p. 406, pi. 

 5, f . 9, 9a, 9b. 



Holotype.—M. C. Z. 690 (cf ). 

 Locality. — Mass.: Blue Hill. 



Drassyllus dromeus, sp. nov. 



Male. — Carapace and legs fulvous. Sternum yellow. Abdomen dark 

 grey above, lighter below. Posterior row of eyes slightly procurved; 

 median eyes large and oblique, half their radius apart, their radius from the 

 laterals. Upper margin of furrow of chelicera with five or six teeth, the 

 lower with three, one of which may be obsolete. Met. I and II with a pair 



