272 Proceedings of the Royal Physical Society. 



Genus. (7) Ilyodromus, G. 0. Sars, 1894 



16. Ilyodromus olivacea (G. S. Brady and A. M. Norman). 



1889. Erpetocypris olivacea, B. and N., I. c, Part I. p. 89, pi. viii. 



figs. 3, 4. 

 1896. Ilyodromus olivacea, I. c, Part II. (Appendix) p. 724. 



Hah. — Duddingston Loch, Kinghorn Loch, Black Loch 

 near L. Glow. 



17. Ilyodromus Robertsoni, G. S. Brady and A. M. Norman. 



1889. Erpetocypris Rooertsoni, B. and N., 1. c, Part I. p. 88 (with. 



two text figures). 

 1896. Ilyodromus Robertsoni, I. c, Part II. (Appendix) p. 724. 



Hob. — Linlithgow Loch; Black Loch near L. Glow, 

 14th September 1889. 



Genus (8) Cypridopsis, G. S. Brady, 1867. 



18. Cypridopsis villosa (Jurine). 



1820. Monoculus villosus, Jurine, Hist, des Monocles, p. 178, pi. xix. 



figs. 14, 15. 

 1868. Cypridopsis villosa, Brady, Mon. rec. Brit. Ostrac., p. 377, 



pi. xxiv. figs. 11-15; pi. xxxvi. fig. 9. 



Hob. — Duddingston Loch, Loch Leven, and in various 

 other lochs and ponds throughout the district 



19. Cypridopsis aculeata (Lilljeborg). 



1853. Qypris aculeata, Lillj., De Crust, ex Ord. trib., p. 117, 



taf. xi. figs. 15, 16. 

 1868. Cypridopsis aculeata, Brady, I. c. , p. 376, pi. xxiv. figs. 16-20; 



pi. xxxvi. fig. 10. 



Hob. — Pools in an old brickfield at Seafield, near Dunbar; 

 Gullane, near Aberlady, August 1893. Cramond Island, 

 July 1901 (Dr and Miss Sprague). 



Genus (9) Pionocypris, G. S. Brady and A. M. Norman, 1896. 



20. Pionocypris vidua (O. F. Muller). 



1785. Cypris vidua, 0. F. Muller, Entomostraca, p. 55, taf. iv. 



figs. 7-9. 

 1889. Cypridopsis vidua, B. and N". , I. c, Part I. p. 89. 

 1896. Pionocypris vidua, id., ibid., Part II. (Appendix) p. 726. 



Hob. — Duddingston Loch, Loch Leven, Loch Coulter, Loch 



