Oryginalny opis:
ZooBank:217F0EB0-F439-4E13-90CE-F2C775904424.
- Agassiz, Louis. 1853. "Recent researches of Prof. Agassiz. [Extract from letter to J. D. Dana dated Cambridge, June 9, 1853.]". American Journal of Science and Arts. 16(46):134-136 - (ffm04581)