162 Proceedings of the Biological Society of Washington. 



spines. Tib. I and II unarmed beneath. Lateral ridges of epigynum not 

 cornuate anteriorly. 



Length, 5.6 mm.; cephalothorax, 2.3 mm.; tib. + pat. IV, 2.1 mm. 



Holotype.—M. C. Z. 583 ( 9 )• 



Distribution. — Va.: Great Falls (type loc); N. M. 



Haplodrassus eunis, sp. nov. 



Female. — Cephalothorax and legs light brownish yellow. Abdomen 

 above dark grey with a faint basal spear-mark, lighter grey below. Pos- 

 terior row of eyes straight, the medians scarcely one-half their long diameter 

 apart and about that diameter from the laterals. Lateral eyes about 

 four-sevenths the diameter of the posterior one apart. Met. I and II with 

 a pair of spines. Tib. I unarmed; II with a pair of submedian ventral 

 spines. Lateral ridges of epigynum not cornuate anteriorly. 



Length, 6.25 mm.; cephalothorax, 2.62 mm.; tib. + pat. IV, 2.3 mm, 



Holotype.—M. C. Z. 680 ( 9 )• 



Locality. — Arizona. 



Haplodrassus admes, sp. nov. 



Female. — Carapace brownish yellow. Sternum and legs yellow. Abdo- 

 men yellowish grey, darker above. Posterior row of eyes plainly procurved ; 

 median eyes separated by less than half their longer diameter and from the 

 laterals by less than that diameter. Lateral eyes on each side separated 

 by radius of the posterior one. Met. I and II with a pair of spines. Tib. 

 I unarmed; II with a single submediari spine. Lateral ridges of epigynum 

 cornuate anteriorly. 



Length, 5.5 mm.; cephalothorax, 2.08 mm.; tib. -\- pat. IV, 2 mm. 



Holotype.—M. C. Z. 681 ( 9 )• 



Locality. — Arizona. 



Haplodrassus signifer (C. Koch). 



Drassus signifer C. Koch, Die Arachniden, 1839, 6, p. 31, pi. 188, f. 452. 



Drassus troglodytes C. Koch, ibid., p. 35, pi. 189, f. 455 and 456. 



Drassus clavator Cambridge, Ann. Mag. Nat. Hist., 1860, ser. 3, 5, p. 171; 



Blackwall, Spiders Gt. Brit., 1861, p. 109, pi. 6, f. 66. 

 Drassus robustus Emerton, Trans. Conn. Acad., 1889, 8, p. 179, pi. 4, f. 8. 

 Drassus placidus Banks, Trans. Am. Ent. Soc, 1893, 23, p. 63. 

 Teminius nigriceps Banks, Ann. N. Y. Acad., 1895, 8, p. 421. 

 Zelotes decepta Banks, Proc. Acad. Phil., 1900, p. 531. 

 Zelotes pacifica Banks, Proc. Cal. Acad., 1904, ser. 3, 3, p. 336, pi. 39, f . 15. 

 Drassodes robustus Comstock, Spider Book, 1912, p. 313, f. 303, 304. 



Distribution. — Throughout the U. S. and Canada. It is also a common 

 species in Europe. 



Haplodrassus maculatus (Banks). 



Zelotes maculatus Banks, Proc. Gal. Acad. Sci., 1904, ser. 3, 3, p. 336, pi. 

 11, f . 38. 



Holotype.—M.C.Z.SSSid'). 



