Crocodylus johnstoni is a prevailing and stable binomial designating the Australian freshwater crocodile. A brief review traces the description circumstances and recent International Code of Zoological Nomenclature changes that resolve a long-standing argument (C. johnsoni or C. johnstoni?) by exploiting the latest edition of the Code.

Nomenclature, taxonomy, Crocodylia, crocodile, Crocodylus johnstoni, Crocodylus johnsoni
Boulenger, G. A. 1889. British Mus. Cat. Chelonians, Rhynchocephalians and Crocodiles. 1889: 279.
British Mus. Cat
, 
Chelonians, Rhynchocephalians and Crocodiles
, vol. 
1889
 pg. 
279
 
Cogger, H. G. 2000. Reptiles and Amphibians of Australia, 6th ed. Reed Books, Sydney.
, 
Reptiles and Amphibians of Australia
Cogger, H. G., Cameron, E. E., and Cogger, H. M. 1983. Crocodylidae. Zoological Catalogue of Australia, Vol. 1., Amphibia and Reptilia. Commonwealth of Australia. [58].
Dantzler, J. M. 1996. Crocodilian DNA Research: a report on a workshop on the genetics of the crocodilians. Occasional Paper in Environmental Policy 96-1, University of South Carolina.
Gray, J. E. 1874. On Crocodilus johnstoni, Krefft. Proc. Zool. Soc. London 1874: 177-178 [177 pl 27].
On Crocodilus johnstoni, Krefft
, 
Proc. Zool. Soc. London
, vol. 
1874
 (pg. 
177
-
178
)
ICZN. 2000. Fourth Edition of the International Code of Zoological Nomenclature. International Commission on Zoological Nomenclature.
King, F. W. & Burke, R. L. 1989. Crocodilian, tuatuara, and turtle species of the world. A taxonomic and geographic reference. Associated Systematics Collections, Washington D. C.
, 
A taxonomic and geographic reference
Krefft, G. 1873. Remarks on Australian crocodiles and description of a new species. Proc. Zool. Soc. London 1873: 334-335 [335].
Remarks on Australian crocodiles and description of a new species
, 
Proc. Zool. Soc. London
, vol. 
1873
 (pg. 
334
-
335
)
Longman, H. 1925. Crocodilus johnsoni Krefft. Memoirs of the Queensland Museum 8: 95-102.
Crocodilus johnsoni Krefft
, 
Memoirs of the Queensland Museum
, vol. 
8
 (pg. 
95
-
102
)
Porter, K. R. 1972. Herpetology. W. B. Saunders, Philadelphia.
, 
Herpetology
This content is only available as a PDF.