ESSEX NATURALIST, v:l. XX., pi. //. 
[To face p. 24 
Fig. i. 
Fig. 
Hugh Main, Photo 
Fig. 1. 
Fig. 2. 
of earth. 
Atypus affinis, showing aerial portion of tube in situ. 
Atypus affinis, showing whole tube exposed by removal 
(i nat. size.) 
