Zool.— Vol. I.] BANKS— MEXICAN ARACHNID A. 269 



short and the femora stout; tibia III not much more than twice as long as 

 broad; sternum plainly longer than broad. Abdomen rounded at base, 

 pointed at tip, about twice as long as broad. 



One female; San Miguel de Horcasitas. 



231. Lycosa punctiventris, sp. nov. 



Plate XVI, Fig. 26. 



Length 18 mm.; ceph. S mm. long, broad 6.5 mm.; tibia plus patella IV 

 8.5 mm. Cephalothorax red-brown, black around eyes, a narrow pale stripe 

 each side, and a narrower one above starting as a line from between the A. 

 M. E. ; mandibles almost black; sternum and coxae light red-brown; legs 

 yellowish brown, darker toward the tips, no bands; abdomen dark brown 

 above, a basal black spear-mark, indistinctly surrounded by pale, which dis- 

 appears behind; venter light brown, with many scattered black dots. First 

 eye-row about straight, scarcely shorter than the second. Legs very short 

 and stout; three pairs of spines under all tibiae, the basal pairs on anterior 

 legs are shorter than the apical pairs. Abdomen high, rounded at base, 

 pointed behind, broadest behind the middle. 



One female; San Jose del Cabo. 



232. Lycosa concolor, sp. nov. 



Plate XVI, Fig. 25. 



Length S 21.5 mm.; ceph. 10.5 mm. long, broad 7.5 mm.; tibia plus patella 

 IV 11. 5 mm. Cephalothorax and legs above light yellow-brown, darker 

 around eyes, femora and metatarsi and tarsi blackish beneath, and a dark 

 band at end of hind tibia; mandibles light red-brown, with a few yellowish 

 hairs; maxilla? pale; coxae and sternum blackish; venter black; abdomen 

 above yellow-brown, with a black median stripe, sparsely clothed above with 

 long yellowish hair. First eye-row slightly curved, shorter than the second, 

 eyes of latter less than their diameter apart. Legs stout and moderately 

 long; very hairy; spines very weak, three pairs under all tibiae; distinct 

 scopulas under the metatarsi (except IV) and tarsi. Abdomen rounded at 

 base, blunt-pointed at tip; epigynum very small. 



One female and two young; Tepic, Nov. The young 

 are paler colored beneath. 



233. Lycosa emuncta, sp. nov. 



Plate XVI, Fig. 30. 



Length ? 18 mm.; ceph. 10 mm. long, broad 7.8 mm.; tibia plus patella 

 IV 10 mm. Cephalothorax red-brown, paler on the sides, no distinct mark- 

 ings; mandibles dark red-brown; sternum, coxae, and legs light reddish, 



( 5 ) May 12, 1898. 



