( 564 ) 



twenty-three to thirty-five in the ? . The central seuments bear dorsally five 

 rows of bristles. Most specimens are provided with four combs of spines on 

 segments II-V, the cJcJ sometimes {e.g. in the type-specimen) bearing a spine at 

 the apex of the segment I. The numbers of spines in the combs are as follows : 

 II T-9, III 8-12, IV 8-13, V 0-4. 



Li'gs. — These agree with the legs of the other species of the genus. 



Modified Segments. — c?. The ventral angle of the eighth sternite (text-fig. 31) is 



Vlll.st 



FiG. 31. — Dhwpsylhis cdii/iits. 



ronnded off and bears two bristles, the interspace between which either nearly equals, 

 or is almost twice as wide as, the groove of the upper bristle, which is the larger 



Fig. .^2. — Vinopxyllns echinus. 



of thepiiir. The long jirocess of the clasper is slightly more convex on the ujiper 

 side than on the lower, and is widest pro.ximally to the centre. Its upper margin 



