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Pelodiscus axenaria (ZHOU, ZHANG & FANG, 1991)

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Higher TaxaTrionychidae (Trionychinae), Trionychoidea, Testudines (turtles)
Subspecies 
Common NamesE: Hunan Softshell Turtle
Chinese: 砂鳖 
SynonymTrionyx axenaria ZHOU et al. 1991
Pelodiscus axenaria — ZHOU & LI 2007
Pelodiscus axenaria — FRITZ & HAVAS 2007
Pelodiscus axenaria — TTWG 2021
Pelodiscus axenaria — GONG et al. 2022 
DistributionChina (Hunan)

Type locality: Taoyuan, Pingjiang, Rucheng, Lingling, Shaoyang counties, Hunan Province, China. Neotype locality: Yudai River, Tongdao County, Hunan Province, China (26°09’N, 109°46’E).  
Reproductionoviparous. 
TypesNeotype. Jinan University, Guangzhou: JNU 20210001, adult male preserved in alcohol, leg. Shiping Gong, 25 May 2021; European Nucleotide Ar- chive (ENA) accession numbers for DNA sequences: cyt b—OW235725, P26S4—OW235773, R35—OW237758 and OW237759 (two alleles), TB01—OW235754 and OW235755 (two alleles). 
DiagnosisDiagnosis: The diagnostic morphological features of adults of all five Pelodiscus species are summarized in Table 4 in FARKAS et al. 2019: 78. 
CommentSynonymy: ZHAO (1997) believes that Pelodiscus (= Trionyx) axenaria ZHOU et al. (1991) is a juvenile form of P. sinensis (see also FRITZ & OBST 1999).

Habitat: freshwater (rivers and tributaries, swamps)

Distribution: see map in Farkas et al. 2019: 82 (Fig. 6), Gong et al. 2022: 141 (Fig. 7). 
References
  • Anonymous 2016. Testudinate China [in both English and Chinese] Testudinate Industry Branch of the China Fishery Association, published on occasion of WCH8; author not explicitly stated, 54 pp.
  • Bour, R. 2008. Global diversity of turtles (Chelonii; Reptilia) in freshwater. Hydrobiologia 595:593–598 - get paper here
  • Farkas B, Ziegler T, Pham CT, Ong AV, Fritz U 2019. A new species of Pelodiscus from northeastern Indochina (Testudines, Trionychidae). ZooKeys 824: 71–86 - get paper here
  • Fritz U; Obst F J 1999. Neue Schildkröten aus Südostasien Teil II. Bataguridae (Cyclemys, Heosemys, Mauremys, Ocadia, Pyxidea, Sacalia) und Trionychidae. Sauria 21 (1): 11–26. - get paper here
  • GAO, ZHIWEI; TIANYU QIAN, JIANPING JIANG, DEJIA HOU, XUEJIAN DENG & DAODE YANG. 2022. Species diversity and distribution of amphibians and reptiles in Hunan Province, China. Biodiversity Science 30 (2): 21290, 1–15 - get paper here
  • Gong, Shiping; Melita Vamberger, Markus Auer, Peter Praschag, Uwe Fritz 2018. Millennium-old farm breeding of Chinese softshell turtles (Pelodiscus spp.) results in massive erosion of biodiversity. The Science of Nature 105: 34 - get paper here
  • GONG, SHIPING; UWE FRITZ, MELITA VAMBERGER, YANGCHUN GAO, & BALÁZS FARKAS 2022. Disentangling the Pelodiscus axenaria complex, with the description of a new Chinese species and neotype designation for P. axenaria (Zhou, Zhang & Fang, 1991) Zootaxa 5125 (2): 131–143 - get paper here
  • TTWG; Rhodin, A.G.J., Iverson, J.B., Bour, R., Fritz, U., Georges, A., Shaffer, H.B., and van Dijk, P.P. 2021. Turtles of the World: Annotated Checklist and Atlas of Taxonomy, Synonymy, Distribution, and Conservation Status (9th Ed.). In: Rhodin, A.G.J., Iverson, J.B., van Dijk, P.P., Stanford, C.B., Goode, E.V., Buhlmann, K.A., and Mittermeier, R.A. (Eds.). Chelonian Research Monographs 8:1–472. doi:10.3854/crm.8.checklist.atlas.v9.2021. - get paper here
  • Wang, Kai; Jinlong Ren, Hongman Chen, Zhitong Lyu, Xianguang Guo Ke Jiang, Jinmin Chen, Jiatang Li, Peng Guo, Yingyong Wang, Jing Che 2020. The updated checklists of amphibians and reptiles of China. Biodiversity Science 28 (2): 189-218 - get paper here
  • Zhao, K. 1997. Studies on the classification of Chinese soft-shelled turtles (Trionychidae). [in Chinese]. Sichuan Journal of Zoology 15 (Suppl.): 55-64 - get paper here
  • ZHOU, T; P-P Li. 2007. Chelonian species diversity and current status in China. (in Chinese). Sichuan Journal of Zoology 26 (2):463-467 - get paper here
  • Zhou,G.; Zhang,X. & Fang,Z. 1991. Bulletin of a new species of Trionyx (in Chinese with English summary). Acta Sci. nat. Univ. norm. Hunan 14 (4): 379-382 - get paper here
 
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