Z BEITISH DIATOMACEiE. 



4. Epithemia Zebra, i. 12. t. 1. f. 4. B.M. 



c. Wray near Lancaster, Aug. 16, 1850, with other Diato- 



macese. 

 h. Lancaster, July 1850. 



5. Epithemia Augus, i. 12. t. 1. f. 6. B.M. 



a. Near Aberdeen, Dr. Dickie, 

 h. Aberdeen, Dr. Dichie, 



6. Epithemia ocellata, i. 13. t. 1. f. 6. B.M. 



a. Falls of the Clyde. 



7. Epithemia longicornis, i. 13. Supp. t. 30, f. 247. B.M. 



a. Arran, Prof. Arnott, Aug. 1852. 

 h. Arran, Aug. 1852. 



8. Epithemia aepestris, i. 13. t. 1. f. 7. • B.M. 

 a. Katefield near Lancaster, 3Ir. G. Smith, April 1851. 



9. Epithemia proboscidea, i. 13. t. 1. f. 8. B.M. 



a. St. Ouen's Pond (Jersey), Aug. 2, 1862. 



b. Jersey, Aug. 1852. 



10. Epithemia Sorex, i. 13. t. 1. f. 9 ; Frontispiece, i. 



f. ix. B.M. 



a. Lewes, August 1852. 



b. Mag 1850. 



11. Epithemia Musculus, i. 14. t. 1. f. 10. B.M. 



a. LjTnington, Hants, Sept. 12, 1854. 



b. Lymington, Sept. 1854. 



12. Epithemia Westermanii, i. 14. t. 1. f. 11. B.M. 



a. Lewes, Oct. 16, 1851. 



b. Tarring Neville, Sussex, Nov. 24, 1853. 



c. Sussex, Nov. 1853. 



13. Epithemia ritpestris, i. 14. t. 1. f. 12. B.M. 



a. Backsbottom near Lancaster, Mr. G. Smith, May 1851. 



b. Ormesby, Oct. 1853, named " K alpesiris.''' 



