{{Short description|Species of frog}} {{Italic title}} {{Speciesbox | image = | status = CR | status_system = IUCN3.1 | status_ref = <ref name="iucn status 17 November 2021">{{cite iucn |author=IUCN SSC Amphibian Specialist Group |date=2020 |title=''Telmatobius simonsi'' |volume=2020 |article-number=e.T57362A154335151 |doi=10.2305/IUCN.UK.2020-3.RLTS.T57362A154335151.en |access-date=17 November 2021}}</ref> | taxon = Telmatobius simonsi | authority = Parker, 1940 | synonyms = }}

'''''Telmatobius simonsi''''' is a species of frog in the family Telmatobiidae. It is endemic to Bolivia.<ref name=AMNH>{{BioRef|ASW6 |title=''Telmatobius simonsi'' Parker, 1940 |url=https://amphibiansoftheworld.amnh.org/Amphibia/Anura/Telmatobiidae/Telmatobius/Telmatobius-simonsi |access-date=July 1, 2025}}</ref><ref name=Amph>{{BioRef|amphibiaweb |title=''Telmatobius simonsi'' Parker, 1940 |author1= |editor1= |date= |language= |url=https://amphibiaweb.org/species/2721 |access-date=July 1, 2025}}</ref>

==Habitat== This aquatic frog lives in streams in cloud forests and Yungas forests. They have been observed on rocks and in the mud at the bottoms of streams. Scientists observed this frog between 1000 and 2800 meters above sea level in valleys between the Andes Mountains.<ref name=AMNH /><ref name="iucn status 17 November 2021" />

Scientists have seen this frog in some protected parks: Parque Nacional El Palmar and Parque Nacional Amboró.<ref name="iucn status 17 November 2021" />

==Etymology== It was named for American scientific collector Perry O. Simons.<ref name="Beolens 2013">{{cite book|author1=Bo Beolens|author2=Michael Watkins|author3=Michael Grayson|title=The Eponym Dictionary of Amphibians|url=https://books.google.com/books?id=QJY3BAAAQBAJ&pg=PA198|date=22 April 2013|publisher=Pelagic Publishing|isbn=978-1-907807-44-2|page=198}}</ref>

==Threats== The IUCN classifies this frog as critically endangered. There was a significant dieoff in recent years. Scientists believe the fungus ''Batrachochytrium dendrobatidis'' killed the frogs by giving them the fungal disease chytridiomycosis, which has killed many stream-dwelling amphibians in South America. Habitat loss in favor of agriculture and logging are also threats. Water pollution and livestock grazing near the streams can also kill these frogs.<ref name="iucn status 17 November 2021" />

==References== {{reflist}}

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simonsi Category:Amphibians of the Andes Category:Amphibians of Bolivia Category:Endemic fauna of Bolivia Category:Taxonomy articles created by Polbot Category:Amphibians described in 1940

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