TERTIARY ENTOMOSTRACA OE ENGLAND. 



List of the CypridiD;E in their Natural Okder. 



Cypris, Mutter, 1785. 

 Chlamydotheca, De Saussure, 1858. 

 Cypridea, Bosquet, 1852. (Fossil.) 

 Cyprinotus, Brady, 1886. 

 Oypridopsis, Brady, 1867. 

 Potamocypris, Brady, 1870. 

 Paracypris, G. 0. Sars, 1865. 

 Phlyctenophora, Brady, 1880. 

 Aglaia, Brady, 1867. 

 Notodromas, Lilljeborg, 1853. 

 Argilloecia, G. 0. Sars, 1865. 

 Can dona, Baird, 1850. 

 Pontooypris, G. 0. Sars, 1865. 

 Macrocypris, Brady, 1867. 

 Bythocypris, Brady, 1880. 

 Bairdia, M'Coy, 1844. 



List of the Cypbidiixe, of Freshwater and of Marine Habitats respectively. 



Freshwater Genera (sometimes Estuarine) : 

 Cypris, Mutter, 1785. 

 Chlamydotheca, Be Saussure, 1858. 

 Cyprinotus, Brady, 1886. 

 Cypridopsis, Brady, 1867. 

 Potamocypris, Brady, 1870. 

 Notodromas, Lilljeborg, 1853. 

 Candona, Baird, 1850. 

 Cypridea, Bosquet, 1852. Fossil only. 



Marine Genera: 

 Paracypris, G. O. Sars, 1865. 

 Phlyctenophora, Brady, 1880. 

 Aglaia, Brady, 1867. 

 Argillcecia, G. 0. Sars, 1865. 

 Pontocypris, G. 0. Sars, 1865. 

 Macrocypris, Brady, ]867. 

 Bythocypris, Brady, 1880. 

 Bairdia, M'Coy, 1844. 



Darwinulid^, represented by the following freshwater genus : l 

 Darwinula, Brady 8f Robertson, 1870 and 1885. 



CYTHERIDyE. — These are marine with very few exceptions. 



1 Possibly Cyprione, found in the Wealden strata ('Quart. Journ. Geol. Soc.,' vol. xli, 1885, 

 p. 344), belongs to this family. 



