OX NEW AND RARE BRITISH ARACHXIDA. 173 



Hilaira pervicax, J. E. Hull. PI. A., Figs. 16-19. 



Hilaira pervicax, J. E. Hull, Trans. Nat. Hist. Soc. 

 Northumberland, Durham, and Newcastle-on-Tyne, 

 1908, N.S., Vol. III., part i, p. 5, PI. V., Fig. 



1-2, 2tf. 



This distinct, and new species, is nearly allied to the 

 already known British forms, H. uncata, Cambr., and H. 

 excisa, Cambr., but, in the male at least, it may easily be 

 distinguished by the form of the cephalothorax and palpi. 

 The female, however, appears to be almost indistinguishable 

 from that of H. excisa, Cambr. 



A single male and numerous females were found among 

 moss in a pine wood at Whitfield, in Northumberland, at an 

 elevation of 1400 feet, in February, 1908, by the Rev. J. E. 

 Hull. 



Gen. CENTROMERUS. 

 Tmeticus, Mengi. -Cambr., ad part em. 



Centpomerus fortunatus, Cambr. 



Tmeticus fortunatus, Cambr. Proc. Dors. F. Club, 



Vol. XVI., p. 123, PI. A., Fig. 6. 



An adult male was taken on the lawn railings at Warmwell 

 Rector) 7 in December, 1907, by the Rev. R. J. Pickard- 

 Cambridge, and a female by myself at Bloxworth Rectory in 

 June previously. 



Centromerus eoncinnus, Thorell. 



Tmeticus eoncinnus ; Thor., Cambr., Brit, and I. Spid., 



P- 34- 



An adult male ; taken on the lawn railings at Bloxworth 

 Rectory by the Rev. R. J. Pickard- Cambridge October 24th, 

 1907. I have also received both sexes from Hull (Yorkshire) 

 from Mr. T. Stainforth, and from other localities. Whether 

 the differences of structure between this species and 



