120 On the Systematic Arrangement of British Spiders. 



in moss growing among heath in woods about Oakland, and at 

 the roots of heath on Bingley Moor in Yorkshire. Two adult 

 males and an immature female, captured in the latter locality, 

 were received from Mr. R. H. Meade in October 1852. 



Linyphia pernix. 



Linyphia pernix, Blackw. Annals and Mag. of Nat. Hist. Second 

 Series, vol. x. p. 98. 



Mr. F. Walker captured this species in May 1850, among 

 juniper bushes at Southgate. 



Genus Neri'ene, Blackw. 



After Neri'ene fusca in the catalogue (Annals and Mag. of Nat. 

 Hist. Second Series, vol. ix. p. 270) add the following species. 



Neri'ene agrestis, 



Neri'ene agrestis, Blackw. Annals and Mag. of Nat. Hist. Second 

 Series, vol. xi. p. 23. 



This species, which is closely allied to Neri'ene fusca, occurs 

 among herbage and under stones in pastures near woods at 

 Oakland. The sexes are adult in autumn. 



Neri'ene vigilax. 



Neri'ene vigilax, Blackw, Annals and Mag. of Nat. Hist. Second Se- 

 ries, vol. xi. p. 24. 



An adult male of this species was found running on a gravel- 

 walk at Oakland in July 1852. 



Genus Walckena'era, Blackw. 



After Walckena'era parva in the catalogue (Annals and Mag. 

 of Nat. Hist. Second Series, vol. ix. p. 465) add 



Walckena'era exilis. 



Walckena'era exilis, Blackw. Annals and Mag. of Nat. Hist. Second 

 Series, vol. xi. p. 24. 



A specimen of this minute Walckena'era, in a state of maturity, 

 was discovered among moss growing at the root of an oak on the 

 northern slope of Gallt y Rhyg in October 1852. 



