C.  Liu, Hu, S., and Yang, F., ?Amphibians from Wushan, Sichuan?, Acta Zoologica Sinica, vol. 12, pp. 278-292, 1960.

M. T.  Song, ?Ranodon wushanensis in Mountain Daba area?, Chinese Journal of Zoology, vol. 2, pp. 38-40, 1984.

L.  Fei and Ye, C., ?Taxonomic study on Hynobiidae including a new genus Pseudohynobius (Amphibia: Caudata)?, Acta Herpetologica Sinica, vol. 2, pp. 31-37, 1983.

E.  Zhao, ?A Study on Vomerine Teeth Pattern of the Genus Liua, with Revised diagnoses of Liua and Ranodon (Caudata: Hynobiidae)?, Sichuan Journal of Zoology, vol. 13, pp. 162-167, 1994.

C.  Ikebe, Kuro, M., Wu, G., Zeng, X., and Kohno, S. I., ?Cytogenetic studies of Hynobiidae (Urodela) XVI. Comparative C-banded karyotype analysis of Pseudohynobius flavomaculatus (Fei et Ye), Ranodon shihi (Liu) and Batrachuperus pinchonii (David)?, Chromosome Research, vol. 8, pp. 265-272, 2000.

X.  Zeng, Fu, J., Chen, L., Tian, Y., and Chen, X., ?Cryptic species and systematics of the hynobiid salamanders of the Liua?Pseudohynobius complex: Molecular and phylogenetic perspectives?, Biochemical Systematics and Ecology, vol. 34, pp. 467 - 477, 2006.

P.  Zhang, Chen, Y. Q., Zhou, H., Liu, Y. F., Wang, X. L., Papenfuss, T. J., Wake, D. B., and Qu, L. H., ?Phylogeny, evolution, and biogeography of Asiatic Salamanders (Hynobiidae)?, Proceedings of the National Academy of Sciences, vol. 103, pp. 7360 - 7365, 2006.

R.  Peng, Zhang, P., Xiong, J. - L., Gu, H. - J., Zeng, X. - M., and Zou, F. - D., ?Rediscovery of Protohynobius puxiongensis (Caudata: Hynobiidae) and its phylogenetic position based on complete mitochondrial genomes?, Molecular Phylogenetics and Evolution, vol. 56, pp. 252 - 258, 2010.

, ?IUCN Red List of Threatened Species. Version 2010.4.?, 2010.

, ?AmphibiaWeb: Information on Amphibian Biology and Conservation?, 2010.