208 



[September, 



being somewhat produced as shown in the fig-iire. The ninth stei-nite agrees 

 with that of G. agyrtes, except in being wider at the apex and bearing one or 

 two more hairs. 



One (^ from Valescura, Portugal, April 14tli, 1910, off Mus sylvaticus. 



2. — Ctenophthalmus b^ticus, sjjec. nov. (Figs. 1 and 2). 

 J 9 . Also closely related to C. agyrtes, from which it differs in the modified 

 abdominal segments. In the S 'the clasper is divided into two lobes only (fig. 

 1), and the movable process (F) is much longer and slenderer than in agyrtes. 

 In the '^ the seventh abdominal steniite (fig. 2) is produced into a broad lobe, 

 beneath which the edge of the sternite is slightly angulate, this angle repre- 

 senting probably the narrower second process found in agyrtes. 



A small series (4JJ',11 ? ?) from Ciutra, Portugal, off 3Ius 

 sylvaticus. 



EXPLANATION OF FIGURES. 

 1. — Ctenophthalmus baeticus, i clasper. 



3.— 



Tring Park, Tring : 



July 20th, 1910. 



do. 

 do. 



do. $ vii sternite, 

 provincialis, g clasper. 



