cypris. 285 



Hab. Near London. 



Cypris strigata, Muller. — Shell subovate, glabrous, 

 margins ciliated; valves brown, with three white fasciae. 



Hab. East Lothian. 



Cypris elliptica, Baird. — Shell nearly elliptical, light- 

 green, clouded with darker patches on the sides of the shell. 



Hab. Highgate. 



Cypris sella, Baird. — Shell ovate, globose, of a light- 

 green all over, the back and side marked with a patch of 

 darker hue. 



Hab. Clap ham (pond on the Common). 



Cyprts aurantia, Jurine, sp. — Shell oval, finely polished, 

 orange, posterior half with an oblique, broad, lighter band. 



Hab. Blackheath, Windsor, Dover. 



Cypris cuneata.* — Carapace valves wedge-shaped; whole 

 carapace of a deep-green colour, and covered with fine hairs. 



Hab. Duddingston Loch, near Edinburgh. 



Cypris gibba, Eamdohr. — Carapace oblong, compressed; 

 valves marked across the middle by two unequal parallel 

 furrows, situated side by side ; of a dull-yellowish colour. 



Hab. Eresh-water ponds and rivers. Eirst detected as 

 British by Mr. T. Rupert Jones, who remarks ( f The Ento- 



* A species published by Dr. Baird, in the Pro. of the Zool. Soc. for 1850. 



