52 



MR. STANLEY HIRST ON THE 



3. Tetranychus populi C. L. Kocb, 1838. 



Tetranychus populi 0. L. Koch, Deutsch. Crust., Myr., Arachn. 

 1838, heft 17, no. 14. 



T. telarius (ad part.) Canestrini, Prospett. Acarof. Ital. 1890, 

 p. 434 ; Berlese, Acari, Myr., etc. in Ital. reperta, 1889, fasc. Ivi. 

 no. 5. 



Text-figure 2. 



a. Claws (empodia) of first leg- of Tetranychus schizopus $ , lateral view of same. 

 h. Ditto. Ventral view. c. Claws of posterior leg' of T. scJdzopus. d. Ditto of 

 first leg of T. telarius $ . e. Ditto of second leg of T. lintearius $ . f. Ditto 

 of first leg of T. carpiui g. Ditto of T. tiliarium J. h. Ditto of 

 T. tiliarium $ . 



(5 . Penis rather like that of 7\ tiliarium, feeing only slightly 

 curved ; it is much longer than in T. tcdisice, sp. n., and also 

 difiers in having the end bhmt. 



Falp. Terminal finger or cone very minute as in T. talisice ; 

 dorsal sensory finger long. 



First claw of male bifurcated exactly as in 7\ schizopus, each 



