Biology:Scutiger (frog)

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Short description: Genus of amphibians

Scutiger
Temporal range: Oligocene - Present[1]
Scutiger boulengeri from Bedriaga 1898.jpg
Scutiger boulengeri
Scientific classification e
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Amphibia
Order: Anura
Family: Megophryidae
Genus: Scutiger
Theobald, 1868
Type species
Bombinator sikimmensis
Blyth, 1855

Scutiger is a genus of toads in the family Megophryidae. Common name lazy toads has been coined for them. They occur in China , Burma, Nepal, and northern India in high-altitude habitats.[2] Most are endemic to China.[3]

Evolution

A 2017 molecular phylogenetic study found that Scutiger originated in Paleo-Tibet during the Oligocene.[1]

Species

The following species are recognised in the genus Scutiger:[2][4]

  • Scutiger adungensis Dubois, 1979 – Adung lazy toad
  • Scutiger bhutanensis Delorme and Dubois, 2001
  • Scutiger boulengeri (Bedriaga, 1898) – Boulenger's lazy toad, Xizang alpine toad, Himalayan stream frog
  • Scutiger brevipes (Liu, 1950)
  • Scutiger chintingensis Liu and Hu, 1960 – Chinting lazy toad, Chinting alpine toad
  • Scutiger ghunsa Khatiwada, Shu, Subedi, Wang, Ohler, Cannatella, Xie, and Jiang, 2019 – Ghunsa high altitude toad
  • Scutiger glandulatus (Liu, 1950) – Hopachai lazy toad, chest gland cat-eyed toad
  • Scutiger gongshanensis Yang and Su, 1979 – Gongshan lazy toad, Gongshan cat-eyed toad
  • Scutiger jiulongensis Fei, Ye, and Jiang, 1995 – Jiulong cat-eyed toad
  • Scutiger liupanensis Huang, 1985 – Liupan lazy toad, Liupan alpine toad
  • Scutiger maculatus (Liu, 1950) – spotted lazy toad, piebald alpine toad
  • Scutiger mammatus (Günther, 1896) – Tungsolo lazy toad
  • Scutiger muliensis Fei and Ye, 1986 – Muli cat-eyed toad
  • Scutiger nepalensis Dubois, 1974 – Nepal lazy toad, mountain pelobatid toad, Asiatic spadefoot toad
  • Scutiger ningshanensis Fang, 1985 – Ningshan lazy toad, Ningshan alpine toad
  • Scutiger nyingchiensis Fei, 1977 – Nyingchi lazy toad, Ladakh pelobatid toad, Nyingshi alpine toad
  • Scutiger occidentalis Dubois, 1978 – Ladakh high altitude toad
  • Scutiger pingwuensis Liu and Tian, 1978 – Pingwu lazy toad, Pingwu alpine toad
  • Scutiger sikimmensis (Blyth, 1855) – Sikkim lazy toad, Sikkim high altitude toad, Blyth's short-limbed frog
  • Scutiger spinosus Jiang, Wang, Li, and Che, 2016 – spiny lazy toad
  • Scutiger tengchongensis Yang & Huang, 2019[5][6]
  • Scutiger tuberculatus Liu and Fei, 1979 – bumpy lazy toad, round-tubercled cat-eyed toad
  • Scutiger wanglangensis Ye and Fei, 2007 – Wanglang alpine toad
  • Scutiger wuguanfui Jiang, Rao, Yuan, Wang, Li, Hou, Che, and Che, 2012[3] – Wu's lazy toad, Medog lazy toad

Endemic ranges

Many Scutiger species are endemic to highly restricted geographical areas in the Eastern Himalayas. The ranges often overlap with those of Oreolalax species.

  • Ningxia, China
    • Scutiger liupanensis: Liupanshan National Nature Reserve, Jingyuan County, Ningxia Hui Autonomous Region, China
  • Shaanxi, China
    • Scutiger ningshanensis: Ningshan County, Shaanxi
  • Sichuan, China
    • Scutiger brevipes: Dawu County, Sichuan
    • Scutiger chintingensis: Mount Emei area, Sichuan
    • Scutiger jiulongensis: Jiulong County, Sichuan
    • Scutiger maculatus: Garze, Sichuan and Jiangda, Tibet
    • Scutiger muliensis: Muli County, Sichuan
    • Scutiger pingwuensis: Pingwu County, Sichuan
    • Scutiger wanglangensis: Sichuan
  • Yunnan, China
    • Scutiger gongshanensis: Gongshan County, Yunnan
  • Tibet
    • Scutiger maculatus: Garze, Sichuan and Jiangda, Tibet
    • Scutiger nyingchiensis: Nyingchi Prefecture, Tibet
    • Scutiger spinosus: Medog County, Tibet and Tawang District, Arunachal Pradesh
    • Scutiger wuguanfui: Medog County, Tibet
  • Bhutan
    • Scutiger bhutanensis: Bhutan
  • Sikkim, India
    • Scutiger sikimmensis: Sikkim, India

References

  1. 1.0 1.1 Hofmann, Sylvia; Stöck, Matthias; Zheng, Yuchi; Ficetola, Francesco G.; Li, Jia-Tang; Scheidt, Ulrich; Schmidt, Joachim (12 June 2017). "Molecular Phylogenies indicate a Paleo-Tibetan Origin of Himalayan Lazy Toads ( Scutiger )". Scientific Reports 7 (1): 3308. doi:10.1038/s41598-017-03395-4. PMID 28607415. Bibcode2017NatSR...7.3308H. 
  2. 2.0 2.1 Frost, Darrel R. (2016). "Scutiger Theobald, 1868". Amphibian Species of the World: an Online Reference. Version 6.0. American Museum of Natural History. http://research.amnh.org/vz/herpetology/amphibia/Amphibia/Anura/Megophryidae/Scutiger. Retrieved 18 January 2017. 
  3. 3.0 3.1 Jiang, Ke; Rao, Dingqi; Yuan, Siqi; Wang, Jishan; Li, Pipeng; Hou, Mian; Che, Maihe; Che, Jing (13 July 2012). "A new species of the genus Scutiger (Anura: Megophryidae) from southeastern Tibet, China". Zootaxa 3388 (1): 29–40. doi:10.11646/zootaxa.3388.1.3. 
  4. "A New Species of Scutiger (Anura: Megophryidae) from the Gaoligongshan Mountain Range, China". Novataxa. 25 January 2019. http://novataxa.blogspot.com/2019/01/scutiger-tengchongensis.html. Retrieved 11 February 2019. 
  5. Yang, Jian-Huan; Huang, Xiang-Yuan (18 January 2019). "A New Species of Scutiger (Anura: Megophryidae) from the Gaoligongshan Mountain Range, China". Copeia 107 (1): 10. doi:10.1643/CH-17-661. 
  6. Scutiger tengchongensis.

Further reading

Wikidata ☰ Q2418768 entry