196 



The Irish Naturalist. 



[August, 



discovered Fridcrhia /'tvvvV;-/ (Vejd.) near Cockermouth, in Cumberland; 

 and F. i:^aU>a (Hoffiu.) has reached nie from various parts of England, as 

 well as from Ireland. As the latter has not j^et been described in the 

 Irish Naturalist, I append a brief diagnosis drawn from the Monograph of 

 Beddard. 



Fig. I. 



Fig. 2. 



Fig. 3. 



Fig. I. Spermatheca of Fridericia ubnicola, Friend, </., divertic^xa. 



Fig. 2. Brain of same, /.lateral, dd. dorso-lateral, d. dorsal view, with 

 muscular attachments. 



Fig. 3. s. seta of same. B. Diagrammatic plan of setae in front portion 

 of Buihhoizia/aliax. F. Diagram of front portion of F. ubnicola. 



Fridericia eraiba (Hoffmeister) 



Length, 20 mm. ; number of segments, 50 ; set^G, 4-6 per bundle ; at 

 posterior end all sette of a bundle equally long. Anteseptal part of 

 nephridia long and broad, with contorted duct. SpermathecK with 

 four stalked diverticula. The brain is twice as long as broad, with 

 a slightly Convex hinder margin. The salivary glands are branched 

 posteriorly. 



