ig2 CRUSTACEA OF NORTHUMBERLAND AND DURHAil 



Section V.— SPH^ROMIDEA 



Fam. I.— SPH^ROMID^ 



Sph^roma rugicauda Leach. 



Wansbeck, Seaton Sluice, Hartlepool, Port Clarence 

 (A. M. N.); Hylton Dene (G. S. B.) N.D. 



Section VI.— ONISCOIDEA 



Mr. R. S. Bagnall, of Winlaton-on-Tyne, has during the 

 last two years worked at this tribe energetically and with 

 great success. He has kindly placed the results of his 

 investigations at our disposal. 



Fam. I.— LIGHD^: 



LiGiA oceanica Linne. 



Rocks, at and above high-water mark, common. N.D. 



Fam. 2.— TRICHONISCID^ 



Trichoniscus pusillus Brandt. 



This species, which is the Philottrgria riparia Bate and 

 Westwood, is frequent among damp leaves and moss. N.D. 



Var. violaceus Schobl ? 

 1861. Trichoniscus violaceus, Schobl, Korysi stejnonozi 



(Crustacea Isopoda) ohledem na rody a druhy v 



Cechach se nalezajfci (Ziva. Casopis Prerodnicky, 



p. 310, V. Praze). 

 Mr. Bagnall writes of the Trichoniscus here referred to, 

 " It is always met with in exceedingly moist situations, and in 

 its movements differs from T. pusilhcs. It was first met with 

 by Mr. Gill and myself in the moss of a waterfall, and among 

 refuse at the foot of the same over which water continually 

 drops, at Gibside ; and subsequently it was found at another 

 waterfall in Gibside. Also a single specimen from a well in a 

 garden at Winlaton ; and others from under stones in a small 

 stream at Scaur Banks, near Winlaton Mill ; and under stones 

 in a similar situation at Hart, near Hartlepool." It was also 

 taken a great many years ago by A. M. N. in a very damp 



