ARACHNOIDEA, 



CASE pebbles from Lincolnshire, and from Devonshire or Cornwall in 



VIII. 



the neighbourhood of Plymouth, from which it would appear to 

 be very generally distributed throughout the country. 



^* ■* Genus Tydeus {Koch), 



Similar to the preceding, but without eyes. 

 The anterior legs only slightly longer than 

 the rest. This species is very minute, being 

 no larger than a fine pin's point. 



TyDv^us mutabilis {Koch), Ubers. 



Found in damp moss, or on moist earth. 

 Koch has described thirteen species of Tydseus. 



RHAGIDIA GELIDA [ThorcU, Oefv. Sv. Ak. xxviii. 700, 1871). 



This is a new genus and species described by Thorell from 

 Spitzbergen. He says it belongs to this section, but gives no 

 figure of it or its characters. 



Genus Eupodes {Koch) 

 Shoulders of abdomen prominent. Eyes on the posterior margin 

 of the thorax. 

 Eupodes hiemalis {Koch, Ubers.).— Size, a small pin's head. 



Tydcus imitabilis. Copied from 

 iwuie in Koch's Uberaicht. 



niipoJes hiemalis. Copied from figure in Koch's Ubersicht. 



