Taudactylus acutirostris (Andersson, 1916:8)

Sharp-snouted day frog, Sharp-snouted torrent frog, Sharp-nosed torrent frog, Tinker frog



Taxonomy & Nomenclature

Synonym/s: Crinia acutirostris Andersson, 1916:8 (basionym)


Conservation Status

Extinct (Low & Booth, 2023)

Last record: November 1996 (Marshall, 1998)

IUCN RedList status: Extinct


This species is known from mainland Queensland, as well as Goold Island (Ecosure, 2009). It may also have ocurred on Hinchinbrook Island (Ibid.). It is one of numerous species believed extinct after having been rediscovered (last record 1857-rediscovered 1996).



Queensland (including Goold Island), Australia


Biology & Ecology

"Ecology: amphibious, noctidiurnal, closed forest, (tall forest), lotic freshwater, predator; oviparous, free-living tadpole, arthropod-feeder, torrent dweller."

(Cogger et al., 1983:31)



Syntypes: NHRM 1624 (n=2) (Cogger et al., 1983:31)



A photo of a living individual can be seen in (Low & Booth, 2023:27).



Original scientific description:

Andersson, L. G. (1916). Results of Dr. E. Mjöberg's Swedish Scientific Expeditions to Australia 1910–1913. 9. Batrachians from Queensland. Kongliga Svenska Vetenskaps-Academiens Nya Handlingar, Stockholm (ns) 52: 1-20.


Other references:

Banks, C. and McCracken, H. (2002). Captive management and pathology of sharp snouted dayfrogs, Taudactylus acutirostris, at Melbourne and Taronga zoos. In: Frogs in the Community. Proceedings of the Brisbane Symposium of the Queensland Frog Society, East Brisbane, Natrass AEO (editor), Brisbane: Queensland Frog Society, pp 94-102.

Cogger, Harold G., Cameron, Elizabeth E. and Cogger, Heather M. (1983). Myobatrachidae, pp. 12-34. In: Zoological Catalogue of Australia. I. Amphibia and Reptilia. Canberra: Australian Government Publishing Service. vi + 313 pp. [p. 31]

Cutajar, Timothy P., Portway, Christopher D., Gillard, Grace L. and Rowley, Jodi J. L. (2022). Australian Frog Atlas: Species’ Distribution Maps Informed by the FrogID Dataset. Technical Reports of the Australian Museum Online 36: 1-48.

Czechura, G. V. (1986). Kroombit Tops Torrent Frog Taudactylus pleione with a key to the species of Taudactylus. Queensland Naturalist 27: 68-71.

Dennis, A. (1982). A brief study of the Sharp-snouted Torrent Frog Taudactylus acutirostris. North Queensland Naturalist 1982: 7-8.

Dennis, A. and Mahony, M. (1984). Experimental translocation of the endangered sharp-snouted day frog Taudactylus acutirostris and observations on the cause of declines among montane riparian frogs. Unpublished report to Wet Tropics Management Authority.

Ecosure. (2009). Prioritisation of high conservation status of offshore islands. Report to the Australian Government Department of the Environment, Water, Heritage and the Arts. Ecosure, Cairns, Queensland.

Farman, Roy M., Archer, Michael and Hand, Suzanne J. (2023). A geometric morphometric analysis of variation in Australianfrog ilia and taxonomic interpretations. Journal of Morphology 284(10): e21642.

Geyle, H. M., Hoskin, C. J., Bower, D. S., Catullo, R., Clulow, S., Driessen, M., Daniels, K., Garnett, S. T., Gilbert, D., & Heard, G. W. (2022). Red hot frogs: Identifying the Australian frogs most at risk of extinction. Pacific Conservation Biology, 28, 211–223.

Jean-Marc Hero, Keith McDonald, Michael Cunningham, Ross Alford, Richard Retallick (2004). Taudactylus acutirostris. In: IUCN 2011. IUCN Red List of Threatened Species. Version 2011.1. ( Downloaded on 24 September 2011.

IUCN SSC Amphibian Specialist Group. (2022). Taudactylus acutirostris. The IUCN Red List of Threatened Species 2022: e.T21529A78447380. Accessed on 11 December 2022.

Liem, D. S. and Hosmer, W. (1973). Frogs of the genus Taudactylus with descriptions of two new species (Anura: Leptodactylidae). Memoirs of the Queensland Museum 16: 435-457.

Low, Tim and Booth, Carol. (2023). GONE: Australian animals extinct since the 1960s. Invasive Species Council Inc.

Mahony, M. J. (1995). Experimental translocation of the endangered sharp-snorted day frog Taudactylus acutirostris, and observations on the cause of declines among montane stream frogs.The Australian Society of Herpetologist Inc. Newsletter 37:113.

Marshall, C.J. (1998). The reappearance of Taudactylus (Anura: Myobatrachidae) in north Queensland streams. Pacific Conservation Biology 4(1): 39-41. [Abstract]

Northern Queensland Threatened Frogs Recovery Team. (2001). Recovery plan for the stream-dwelling rainforest frogs of the Wet Tropics biogeographic region of north-east Queensland 2000–2004. Report to Environment Australia, Canberra. Queensland Parks and Wildlife Service, Brisbane.

Regalado, Pedro Galán. (2015). Los Anfibios y Reptiles Extinguidos: Herpetofauna Desaparecida Desde el Año 1500. Monografías de la Universidade da Coruña 155: 1-509.

Richards, Stephen J., McDonald, Keith R. and Alford, Ross A. (1993). Declines in populations of Australia's endemic tropical rainforest frogs. Pacific Conservation Biology 1(1): 66-77. [Abstract]

Scheffers, Brett R., Yong, Ding Li, Harris, J. Berton C., Giam, Xingli and Sodhi, Navjot S. (2011). The world’s rediscovered species: back from the brink? PLoS ONE 6(7): e22531. [Supporting Information (Table S1)]

Schloegel, L.M., Hero, J-M., Berger, L., Speare, R., McDonald, K. & Daszak, P. (2006). The Decline of the Sharp-Snouted Day Frog (Taudactylus acutirostris): The First Documented Case of Extinction by Infection in a Free-Ranging Wildlife Species? EcoHealth 3: 35-40.

Straughan, I. R. and Lee, A. K. (1966). A new genus and species of leptodactylid frog from Queensland. Proceedings of the Royal Society of Queensland 77: 63-66.

Tyler, M. J. (1997). The Action Plan for Australian Frogs. Wildlife Australia, Canberra.

Woinarski, John C. Z., Braby, M. F., Burbidge, A. A., Coates, D., Garnett, S. T., Fensham, R. J., Legge, S. M., McKenzie, N. L., Silcock, J L. and Murphy, B. P. (2019). Reading the black book: The number, timing, distribution and causes of listed extinctions in Australia. Biological Conservation 239: 108261.


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