94 TRANSACTIONS, NATURAL HISTORY SOCIETY OF GLASGOW. 



Potmnocypris fiilva, Brady. 

 Candona Candida (Miiller). 



„ pubescens (Koch) (= Cavdona compressa, 



Brady, and C. albicans, Brady). 

 „ Kingsleii, B. and R. 



riyocypris gibba (Ramdohr) (= Cypris gibba, Rani- 



dohr). 

 Cythei-idea torosa (Jones). 



Of the above the following are additions to the 

 Fauna of the Orkney Islands : 



Cypris prasina, Fischer. 



Cypris prasina, Fischer, Beitrag zur Kenntniss der Ostrac, 



p. 644, pi. xix., figs. 9-12 (185.3). 

 ,, salina, Brady, Mon. Rec. Brit. Ostrac, p. 368, pi. 



xxvi.,'figs. 8-lB (1868). 

 ,, prasina, Brady and Norman, Mon. I\I. and Fw. Ostrac. 



of the N. Atlantic and N.W. Europe, p. 78 (1889). 



Habitat. — In pools in the vicinity of the north end 

 of the " Bridge of Brogar " ; frequent. 



Hitherto this species does not seem to have been 

 observed in Scotland further north than the Island 

 of Lewis. Clyde localities are — Hunterston (Ayrshire), 

 and Cnmbrae {Robertson) ; Langbank (Scott). Also 

 within high water mai-k, Aberlady Bay, Firth of Forth 

 (Scott). 



Candona pubescens (Koch). 



Cypris pubescens, Koch, Deutschlands Crustaceen, etc., H. 11, 



p. 5 (1837). 

 Candona comjjressa, Brady, op. cit., p. 382, pi. xxvi., figs. 22-27. 

 ,, albicans, Brady, op. cit., p. 381, pi. xxv., figs 20 25 



(junior). 

 ,, pubescens, Bi-ady and Norman, op. cit., p. 101, pi. 



xii., figs. 32-37. 



Habitat.— Ditch by the side of the road leading 

 down to the "Bridge of Brogar"; frequent. 



Though this species has been found in many places 

 in the Lowlands of Scotland, this is the first record 

 of its occurrence so far north. It is found in many 

 Clydesdale localities and in the Forth district. 



