PRELIMINARY NOTICES. 



The following List includes the principal works on the Diatomacese 

 which the writer has had the opportunity of consulting. The 

 prefixed abbreviations indicate the contractions employed when 

 reference is made to such w^orks or their authors. 



Jg. Syst. Systema Algarum. C. A. Agardh, 1824. 



Ag. Consp. Conspectus Criticus Diatomacearum. C. A. Agardh, 1830. 



Bail. Sound. Microscopic Examination of Soundings off Atlantic Coast of 

 the U.S. By Professor J. W. Bailey (in Smithsonian Contributions to 

 Knowledge), 1850. 



Bail. Obs. Microscopical Observations in S. Carolina, Georgia and Florida. 

 By Prof. J. W. Bailey (in Smithsonian Contributions to Knowledge), 

 1850. 



Breb. Alg. Algues des Environs de Falaise, par MM. De Brebisson et Godey 

 (Memoires de la Societc Academique de Falaise), 1835. 



Breb. Consid. Considerations sur les Diatome'es, par A. De Brebisson. 

 Falaise, 1838. 



Bright. Inf. Sketch of a Fauna Infusoria for East Norfolk. By T. Bright- 

 well, F.L.S., 1848. 



Bick. Ann. Papers in the Annals of Natural History. By Professor 

 Dickie, v. d. 



BiUw. Conf. British Confervee. By L. W. Dillwyn, F.R.S. & F.L.S., 1809. 



Dujar. Inf. Infusoires, par F. Dujardin, 1841. 



Ehr. Inf. Die Infusionsthierchen, von D. C. G. Ehrenberg, 1838. 



Grev. S. C. F. Scottish Cryptogamic Flora. By R. K. Greville, LL.D. 

 6 vols., v. d. 



Grev. B. F. The Diatomacese in Hooker's British Flora, vol. ii. P. 1. p. 401 



et seq. By Dr. Greville, 1833. 

 Ilarv. Man. Manual of the British Algse. By W. H. Harvey, M.D., 1 84 1 . 



Hass. Alg. History of the British Freshwater Algae. By A. H. Hassall, 

 F.L.S. 2 vols., 1845. 



B 2 



