Zool— Vol. I.] BANKS— MEXICAN ARACHN1DA. 237 



a blackish stripe in front and behind. The legs are not as stout as in T. uni- 

 maculalum, the anterior femora being very much more slender. Length 1.8 

 mm. 



One example from Tepic, Oct. 



99. Theridium elevatum Bks. — One specimen from Te- 

 pic. Known from central Texas. 



100. Theridula triangularis Keys. — Four from Tepic, 

 Oct. 



1 01. Argyrodes americanus Tacz. 



Argyrodes larvatus Keys, Die Spinn. Amer., Therid., p. 197. 

 Two examples from Tepic, Nov. 



102. Euryopis funebre Hentz. — One from Sierra San 

 Nicolas. 



103. Spintharus flavidus Hentz. — A young specimen 

 from Baja California, without further locality given. 



104. Lathrodectes mactans Koch. — Several from San 

 Miguel de Horcasitas, San Jose del Cabo, Tepic, Minititlan, 

 and Orizaba. 



105. Chrysso splendida, sp. nov. 



Plate XIV, Fig. 13. 



Length 7.2 mm., femur I 10 mm. long. Cephalothorax whitish, blackish 

 on the margin. Legs pale yellowish, base of femora with elongate black 

 spots, black bands at middle and near tip of femora and tibise (except tibia 

 III which has a band at base and tip), and on tip of patella; and metatarsi; 

 tips of palpi reddish; mouth-parts pale; sternum black, abdomen greenish 

 gray, with a row of elongate clear yellow spots on each side, and some lower 

 down near the spinnerets, a black tip to the projection, black spots near spin- 

 nerets, and a large black spot at base of venter. Cephalothorax low, moder- 

 ately slender; eyes about equal in size; M. E. form a square; the P. M. E. 

 not quite their diameter apart; mandibles quite stout, vertical; sternum longer 

 than broad, sides rounded. Legs long and slender, femur I longer than 

 body; metatarsus longer than tibia, clothed with long pale hairs, which at tips 



li) May 5, 1898. 



