239 



Epeira cornuta (Clerck.) Widely distributed in damp 

 places, but is not very common anywhere except at Hesleden. 

 It is generally found spun up in rush heads. At Hesleden 

 it is badly attacked by a small apterous ichneumon, which 

 may be seen ovipositing in the cocoons. 



Epeira quadrata (Clerck.) Another fine spider of wide 

 but scanty distribution on the moors. 



Epeira umbratica (Clerck.) A large but repulsive looking 

 spider, found abundantly under bark on fences at Ayton 

 and under alder bark in Lonsdale. At Ayton about 50 

 specimens were observed on one occasion. 



ORDER II.— CHERNETIDEA. 



FAMILY— CHERNETIDAE. 



Obisium muscorum (Leach). Very abundant everywhere 

 on the moors under stones, in sphagnum moss and amongst 

 debris of all descriptions. Found freely enough amongst 

 dead leaves, etc., near Middlesbrough, and at Nunthorpe. 

 Once shaken from seaweed in Greatham Marsh. 



ADDENDA. 



The following additional species have been captured since 

 the above list was written : — 



Xysticus erraticus (Bl.) Taken not uncommonly in the 

 rubbish under whin bushes on Eston Moor. 



Oxyptila trux (Bl.) Very common with the above. 



Tarentula andrenivora (Bl.) One fine female on Eston 

 Moor running over sandy ground. 



Entelecara erythropus (West). Common at the Black 

 Hall Rocks. 



