Species Crocodylus johnstoni Krefft, 1873

Museums

Regional Maps

• Crocodilus johnsoni Krefft, G. 1873. Remarks on Australian crocodiles, and description of a new species. Proceedings of the Zoological Society of London 1873: 334-335 [335].

  Type data:

   Holotype AM 4629 skeleton (AM 4627 stuffed skin minus head from same specimen), Cashmere, upper Herbert River, QLD.
• Tomistoma krefftii Krefft, G. 1873. Remarks on Australian crocodiles, and description of a new species. Proceedings of the Zoological Society of London 1873: 334-335 [334] [nom. nud.; introduced in synonymy].
• Crocodilus (Philas) johnstoni Gray, J.E. 1874. On Crocodilus johnstoni. Proceedings of the Zoological Society of London 1874: 177-178 [177, pl. 27] [justified emendation of Crocodilus johnsoni Krefft, 1873].
• Philas webbi Wells, R.W. & Wellington, C.R. 1985. A classification of the Amphibia and Reptilia of Australia. Australian Journal of Herpetology Supplementary Series 1: 1-61 [Date published September, 1985] [8].

  Type data:

   Holotype AM R93176, McKinlay River, NT [13°12'S 131°41'E].

  Secondary source:

   Shea, G.M. & Sadlier, R.A. 1999. A catalogue of the non-fossil amphibian and reptile type specimens in the collection of the Australian Museum: types currently, previously and purportedly present. Technical Reports of the Australian Museum 15: 1-91.

 

Taxonomic Decision for Synonymy

• Cogger, H.G., in Cogger, H.G., Cameron, E.E. & Cogger, H.M. 1983. Amphibia and Reptilia. 313 pp. in Walton, D.W. (ed.). Zoological Catalogue of Australia. Canberra : Australian Government Publishing Service Vol. 1 vi + 313 pp. [58]

 

Distribution

States

Northern Territory, Queensland, Western Australia

Extra Distribution Information

Australian Endemic.

IBRA and IMCRA regions

IBRA

NT, Qld, WA: Arnhem Coast (ARC), Arnhem Plateau (ARP), Central Arnhem (CA), Central Kimberley (CK), Cape York Peninsula (CYP), Daly Basin (DAB), Darwin Coastal (DAC), Dampierland (DL), Einasleigh Uplands (EIU), Gulf Fall and Uplands (GFU), Gulf Coastal (GUC), Gulf Plains (GUP), Mount Isa Inlier (MII), Northern Kimberley (NK), Pine Creek (PCK), Tiwi Cobourg (TIW), Victoria Bonaparte (VB), Wet Tropics (WT)

Ecological Descriptors

Amphibious, lentic freshwater, lotic freshwater, noctidiurnal, oviparous, predator, riparian, swamp.

Extra Ecological Information

Seasonal breeder, general carnivore.

 

General References

Grigg, G.C. & Alchin, J. 1976. The role of the cardiovascular system in thermoregulation of Crocodylus johnstoni. Physiological Zoology 49: 24-36

Johnson, C.R. 1973. Behaviour of the Australian crocodiles, Crocodylus johnstoni and C. porosus. Journal of the Linnean Society of London, Zoology 52: 315-336

Johnson, C.R., Webb, G.J.W. & Tanner, C. 1976. Thermoregulation in crocodilians. II. A telemetric study of body temperature in the Australian crocodiles, Crocodylus johnstoni and Crocodylus porosus. Comparative Biochemistry and Physiology 53A: 143-146

Somaweera, R. Woods, D. & Sonneman, T. 2014. A note on the Australian freshwater crocodiles inhabiting Tunnel Creek cave, West Kimberley. Records of the Western Australian Museum 29: 82-87

Webb, G.J.W. 1981. Nesting biology of Crocodylus johnstoni in the Northern Territory. 107 in Banks, C.B. & Martin, A.A. (eds). Proceedings of the Melbourne Herpetological Symposium, 1980. Melbourne : Zoological Board of Victoria pp. 44-54.

 

Common Name References

CAVS 2006. Census of Australian Vertebrate Species. Australian Biological Resources Study. (Freshwater Crocodile)

 

History of changes

Published	As part of group	Action Date	Action Type	Compiler(s)
08-Mar-2011		19-Mar-2013	MODIFIED
		12-Feb-2010	(import)