ON NEW AND RARE BRITISH ARACHNIDS. 137 



Zilla Stroemii, Thor. 



Zilla Stroemii, Thor. Kulcz., Aranese Hungarian 



Z., 137, Tab. V., ffg. 

 30, a, b, 



Bosenberg, Die Spinnen, 



Deutsehland,Tab.III., 

 figs. 34, A, B, c. 



A. R.Jackson, Proc. Roy. 



Phys. Soc,, Edinburgh, 

 Vol. XIX., No. 5, 

 p, 125, pi. III., ffgs, 

 1, 2, 



,, ,, T. Thorell, Remarks on 



synonyms of European 

 Spiders, pp, 34, 35, 36. 



Adults of both sexes of this spider, new to Britain, were 

 found by Dr. A. R. Jackson on the banks of Loch 

 Rannoch, Scotland, in July, 1913. It is allied to Zilla 

 X-notata, Clerck., an abundant and widely-dispersed 

 species, but quite distinct. 



Fam. THOMISIDvE. 



Xysticus erraticus, Blackw. 



Xysticus erraticus, Bl. Cambr., Spid. Dors., p. 309. 

 Thomisus erraticus, Blackw. Spid. G.B. and I., 



p. 71. 



An adult female from West Lulworth found by Dr. 

 Haines in April, 1913. 



Xysticus ulmi, Hahn. 



Thomisus Westwoodii, Cambr. Trans. Linn. Soc., 



XXVII., p. 403. 



A female of this species found in Morden Park by 

 W. A. P.-C. in September, 1913. 



