50 BRITISH DIATOMACE^. 



Subtribc 7. BERKELEYIEiE. 



52. DICKIEIA, Smith, ii. 66. 



1. DiCKiEiA ULVOIDES, ii. 66. t. 54. f. 342. 



2. DiCKiRiA PiNNATA, ii. 66. t. 54. f. 343. B.M. 

 a. Aberdeen, Dr. Dickie, Sept. 1849. 



58. BERIvELEYA, Smith, ii. 67. 

 1. Berkeleya fragilis, ii. 67. t. 54. f. 344. B.M. 



a. Torbay, Mrs. Griffiths. 



Subtribe 8. SCHIZONEME^. 



54. ENCYONEIVIA, Smith, ii. 67. 



1. Encyonema PROSTRATixM, ii. 68. t. 54. f. 345. B.M. 



<i. Pliunpton, Sussex. 



h. Lancaster, Mr. Johnson, Nov. 1853. 



r. Hornhi, Lancashire, May 1853. 



d. Plumpton, Sussex, April 1852. 



e. Var. j3. Penzance, Mr. Ralfs. 



2. ExcYOXEMA ciESPiTOSi'M, ii. 68. t. 55. f. 346. B.M. 



a. Plumpton, Sussex, April 1852. 



h. PIumj)ton, Sussex, April 1852. 



G. Sotvley Pond, Hants, Sept. 1854. 



d. Dunsappie Lough, Dr. Greville, Aug. 1853. 



55. COLLETONEMA, S7nith, ii. 69. 

 1. COLLETONEMA EXIMIUM, ii. 69. t. 56. f. 350. B.M. 



a. Brackish-Avater, Brooks, Lewes, Sept. 6, 1851. 



b. Bristol, Mr. Tlmaites. 



2. COLLETONEMA VULGAEE, ii. 70. t. 56. f. 351. B.M. 



n. Lewes, March 1853. 

 h. Lancaster, April 1852. 



