Diatoms (Bacillariophyceae)

01/12/1872; 31/05/1876; December 1872 - May 1876

Diatoms (Bacillariophyceae)

01/01/1873; 19/12/1873; 1 January 1873 - 19 December 1873

Diatoms (Bacillariophyceae)

09/01/1874; 29/01/1874; 9 January 1874 - 29 January 1874

Diatoms (Bacillariophyceae)

09/01/1874; 29/01/1874; 9 January 1874 - 29 January 1874

Diatoms (Bacillariophyceae)

01/12/1872; 31/05/1876; December 1872 - May 1876

Diatoms (Bacillariophyceae)

01/12/1872; 30/06/1876; December 1872 - June 1876

Diatoms (Bacillariophyceae)

10/09/1874; 24/09/1874; 10 September 1874 - 24 September 1874

Diatoms (Bacillariophyceae)

01/12/1872; 31/05/1876; December 1872 - May 1876

Diatoms (Bacillariophyceae)

01/12/1872; 31/05/1876; December 1872 - May 1876

Diatoms (Bacillariophyceae)

09/04/1875; 18/06/1875; 9 April 1875 - 18 June 1875

Diatoms (Bacillariophyceae)

11/05/1875; 16/06/1875; 11 May 1875 - 16 June 1875

Diatoms (Bacillariophyceae)

02/02/1874; 19/02/1874; 2 February 1874 - 19 February 1874

Diatoms (Bacillariophyceae)

02/02/1874; 19/02/1874; 2 February 1874 - 19 February 1874

Diatoms (Bacillariophyceae)

10/03/1874; 10 March 1874

Diatoms (Bacillariophyceae)

03/03/1874; 3 March 1874

Diatoms (Bacillariophyceae)

03/03/1874; 3 March 1874

Diatoms (Bacillariophyceae)

12/05/1875; 12 May 1875

Diatoms (Bacillariophyceae)

10/09/1874; 10 September 1874

Diatoms (Bacillariophyceae)

19/02/1874; 19 February 1874

Diatoms (Bacillariophyceae)

25/08/1875; 25 August 1875

Diatoms (Bacillariophyceae)

06/09/1875; 6 September 1875

Diatoms (Bacillariophyceae)

26/05/1875; 26 May 1875

Diatoms (Bacillariophyceae)

03/03/1874; 3 March 1874

Diatoms (Bacillariophyceae)

23/03/1875; 23 March 1875

Diatoms (Bacillariophyceae)

10/09/1874; 24/09/1874; 10 September 1874 - 24 September 1874

Diatoms (Bacillariophyceae)

01/12/1872; 30/06/1876; December 1872 - June 1876

Diatoms (Bacillariophyceae)

24/12/1873; 26/02/1874; 24 December 1873 - 26 February 1874

Diatoms (Bacillariophyceae)

10/09/1874; 24/09/1874; 10 September 1874 - 24 September 1874

Diatoms (Bacillariophyceae)

01/12/1872; 31/05/1876; December 1872 - May 1876

Diatoms (Bacillariophyceae)

01/12/1872; 31/05/1876; December 1872 - May 1876

Diatoms (Bacillariophyceae)

11/05/1875; 16/06/1875; 11 May 1875 - 16 June 1875

Diatoms (Bacillariophyceae)

01/12/1872; 30/06/1876; December 1872 - June 1876

Diatoms (Bacillariophyceae)

02/02/1874; 19/02/1874; 2 February 1874 - 19 February 1874

Diatoms (Bacillariophyceae)

25/08/1875; 25 August 1875

Diatoms (Bacillariophyceae)

03/03/1874; 3 March 1874

Diatoms (Bacillariophyceae)

17/06/1875; 17 June 1875

Diatoms (Bacillariophyceae)

17/06/1875; 17 June 1875

Diatoms (Bacillariophyceae)

21/03/1875; 21 March 1875

Diatoms (Bacillariophyceae)

17/06/1875; 17 June 1875

Diatoms (Bacillariophyceae)

26/05/1875; 26 May 1875

Foraminifera (Bacillariophyceae)

30/01/1875; 30 January 1875

Diatoms (Bacillariophyceae)

19/02/1874; 19 February 1874

Diatoms (Bacillariophyceae)

06/09/1875; 6 September 1875

Diatoms (Bacillariophyceae)

26/05/1875; 26 May 1875

Diatoms (Bacillariophyceae)

23/03/1875; 23 March 1875

Diatoms (Bacillariophyceae)

26/02/1874; 26 February 1874

Diatoms (Bacillariophyceae)

23/03/1875; 23 March 1875

Diatoms (Bacillariophyceae)

23/03/1875; 23 March 1875