Stefania ayangannae (common name: Ayanganna stefania) is a species of frog in the family Hemiphractidae.[3][4] It is endemic to Guyana where it is known from Mount Ayanganna (the type locality) and Mount Wokomung,[5] both in the Pacaraima Mountains.[3]
Description
Stefania ayangannae are yellowish-brown or yellowish-red frogs with diagonal paravertebral dark brown marks, often joined to form chevrons in their dorsum. The head has a dark brown patch is present.[6]
Clutch size is 4–9 eggs. Females carry the eggs on their back until they are fully developed and hatch as small froglets; the male and female cooperate to get the eggs on the female's back.[6][7]
Habitat
Its natural habitat are high-elevation (>1200 m) forests. These frogs can be found at night on leaves or branches 1–5 m above ground.[1]
References
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^ a b IUCN SSC Amphibian Specialist Group (2019). "Stefania ayangannae". IUCN Red List of Threatened Species. 2019: e.T56024A120465019. doi:10.2305/IUCN.UK.2019-1.RLTS.T56024A120465019.en. Retrieved 17 November 2021.
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^ MacCulloch, R.D. & A. Lathrop (2002). "Exceptional diversity of Stefania (Anura: Hylidae) on Mount Ayanganna, Guyana: three new species and new distribution records". Herpetologica. 58 (3): 327–346. doi:10.1655/0018-0831(2002)058[0327:edosah]2.0.co;2. JSTOR 3893369.
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^ a b c Frost, Darrel R. (2019). "Stefania ayangannae MacCulloch and Lathrop, 2002". Amphibian Species of the World: an Online Reference. Version 6.0. American Museum of Natural History. Retrieved 4 November 2019.
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^ MacCulloch, R.D. & A. Lathrop (2006). "Stefania ayangannae". Catalogue of American Amphibians and Reptiles. 825: 1–2.
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^ MacCulloch, R.D.; A. Lathrop & S.Z. Khan (2006). "Exceptional diversity of Stefania (Anura: Cryptobatrachidae) II: six species from Mount Wokomung, Guyana" (PDF). Phyllomedusa. 5: 31–41. doi:10.11606/issn.2316-9079.v5i1p31-41.
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^ a b Cole, C. J.; Townsend, C. R.; Reynolds, R. P.; MacCulloch, R. D. & Lathrop, A. (2013). "Amphibians and reptiles of Guyana, South America: Illustrated keys, annotated species accounts, and a biogeographic synopsis". Proceedings of the Biological Society of Washington. 125 (4): 317–578. doi:10.2988/0006-324X-125.4.317.
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^ Means, DB; WE Duellman & VC Clark (2008). "Ovipositing behavior in the egg-brooding frog Stefania ayangannae (Anura, Hemiphractidae)". Phyllomedusa. 7 (2): 143–148. doi:10.11606/issn.2316-9079.v7i2p143-148.
