References
- See Medals of Creation i chap. vii.
- See a translation of this memoir, with plates, in Taylor's Scientific Memoirs iii Art. 13.
- See American Journal of Science January 1845
- See Mr. Ralfs's paper on the Desmidiaceæ Ann. Nat. Hist. Jan. 1845
- See Annals of Nat. Hist. April 1845