1922.] 



Tsushima and Iki Islands. 



93 



The type-speciinon is from Sasn-inura, Tsushima. Adult 

 male. Collected by Mr. N. Teraoka. 24 October, 1920. 



Differential measurements of three known Ja[)aneso and 

 Formosan as well as the new form of the species may be 

 tabulated as follows : — 



M. soUtaria magna. 



M. solitaria pMlippens[s=^manila. 



