Ponion;i College, Claremont, California 



33 



C/uelotiixy. Tluee pairs anterior dorsocentrals, the two hind pairs as strong as 

 llie anterior pair of postsuturals ; anterior acrostichals very weak, scarcely differen- 

 tiated from vestitiire of prjescutum, only the anterior jiair at all noticeable; inner 

 presuturals absent; three pairs posterior dorsocentrals; prescutellar acrostichals 

 present; scutellar apicals present; three sternopleiirals ; lower sternopleura with 

 bristles only. 



AbJomeii. Nota clothed above with short, recliiiatc bristles, beneath with longer 

 nioi'e erect hair. Vestiture of \entral plates erect throughout; fourth \'entral plate 

 similar to that of S. ketlyi Aldrich. 



('/netotaxy. Second and third segments without marginal bristles, third with two 

 or three laterals. 



Gejiittil Stf/mt'iils. Hull orange. First, faintly whitish pollinose, in profile slightly 

 convex, vestiture very short dorsally, marginal bristles present (three or four on 

 rach side of center); second, rotund, anal area small, anterior portion with numerous 

 bristles, posterior with bristle-like hairs. Forceps, in profile notched beyond middle; 

 baseal portion dull orange, its vestiture sliorter than that of secoiul segment; beyond 

 notch the tips blackish, curved forward, stout and but little attenuated. 



Genilaliit. See figure. Forceps (f.l, anterior claspers (a.c), posterior claspers 

 (p.c), penis (p.), first and second genital segments (g.s. 1 and 2). 



Described from three male specimens, 



Raiiffe. .Ml three specimens were taken at Del Rev, California, by Dr. Natlian 

 Banks. There are no date labels. 



