Palaeoloxodon huaihoensis

Palaeoloxodon huaihoensis is an extinct species of elephant belonging to the genus Palaeoloxodon known from the Pleistocene of China. It was first named a subspecies of P. naumanni (which is principly known from material found in Japan) by J. Liu in 1977 based on a partial skeleton from Huaiyuan, Anhui,[1] and was later elevated to species rank by G. Qi in 1999, who also included remains found in the Penghu Channel between the Penghu archipelago and Taiwan.[2] The Penghu Channel remains are suggested to date to the Middle and Late Pleistocene.[3] A mostly complete adult skull (IVPP V4443) from Late Pleistoene Nihewan basin in Hebei may be referrable to this species. The body size is very large, comparable to Indian P. namadicus and European P. antiquus. In comparison to Indian P. namadicus, the postcranial skeleton is substantially more robust, and greatly resembles that of P. antiquus. The morphology of IVPP V4443 is also overall more similar to that of P. antiquus than P. namadicus, but the parietal-occipital crest at the top of the skull displays a very robust morphology closer to that of P. namadicus.[4] The oldest remains of Palaeoloxodon in North China date to the early Middle Pleistocene, around 700,000 years ago.[5] The latest dates for Palaeoloxodon in China are from the Late Pleistocene, and a Holocene survival is not substantiated.[6]

Palaeoloxodon huaihoensis
Temporal range:
Skeleton of Palaeoloxodon huaihoensis at National Museum of Natural Science, Taiwan
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Proboscidea
Family: Elephantidae
Genus: Palaeoloxodon
Species:
P. huaihoensis
Binomial name
Palaeoloxodon huaihoensis
Liu, 1977

References

  1. J. Liu Palaeoloxodon from Huaiyuan District, northern part of Anhui Vertebr. Palasiat., 15 (1977), pp. 272-284
  2. G. Qi On some problems of Palaeoloxodon of China (in Chinese with English Abstract) Y. Wang, T. Deng (Eds.), Proceedings of the Seventh Annual Meeting of the Chinese Society of Vertebrate Paleontology, China Ocean Press, Beijing (1999), pp. 201-210
  3. Kang, Jia-Cih; Lin, Chien-Hsiang; Chang, Chun-Hsiang (2021-04-14). "Age and growth of Palaeoloxodon huaihoensis from Penghu Channel, Taiwan: significance of their age distribution based on fossils". PeerJ. 9: e11236. doi:10.7717/peerj.11236. ISSN 2167-8359. PMC 8052959. PMID 33954049.
  4. Larramendi, Asier; Zhang, Hanwen; Palombo, Maria Rita; Ferretti, Marco P. (February 2020). "The evolution of Palaeoloxodon skull structure: Disentangling phylogenetic, sexually dimorphic, ontogenetic, and allometric morphological signals". Quaternary Science Reviews. 229: 106090. Bibcode:2020QSRv..22906090L. doi:10.1016/j.quascirev.2019.106090. S2CID 213676377.
  5. Jin, Changzhu; Wang, Yuan; Liu, Jinyuan; Ge, Junyi; Zhao, Bo; Liu, Jinyi; Zhang, Hanwen; Shao, Qingfeng; Gao, Chunling; Zhao, Keliang; Sun, Boyang; Qin, Chao; Song, Yayun; Jiangzuo, Qigao (2021-03-10). "Late Cenozoic mammalian faunal evolution at the Jinyuan Cave site of Luotuo Hill, Dalian, Northeast China". Quaternary International. 577: 15–28. doi:10.1016/j.quaint.2021.01.011. ISSN 1040-6182.
  6. Turvey, Samuel T.; Tong, Haowen; Stuart, Anthony J.; Lister, Adrian M. (September 2013). "Holocene survival of Late Pleistocene megafauna in China: a critical review of the evidence". Quaternary Science Reviews. 76: 156–166. doi:10.1016/j.quascirev.2013.06.030.
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