米拉鼠科 (學名:Mylagaulidae) ,或稱圓齒鼠類 (學名:Mylagaulids)是松鼠形亚目 已滅絕的分支,屬於山河狸總科 [ 1] [ 2] ,分布於新近紀 的北美 和中國 。[ 3] [ 4] 最早期的米拉鼠科是Trilaccogaulus montanensis ,生存於2900萬年前漸新世晚期。而過去屬於無效屬“ Epigaulus”的Ceratogaulus hatcheri 則是最晚期的米拉鼠科,生存於500萬年前上新世的 [ 2] [ 5] [ 6]
目前公認有三個亞科 ,Galbreathia 則尚未分類,可能屬於米拉鼠亞科但缺乏共有衍徵 。[ 6]
原圓齒鼠亞科 Promylagaulinae
Mesogaulinae
米拉鼠亞科 Mylagaulinae
地位未定
^ Calede, Jonathan J. M.; Samuels, Joshua X. A new species of Ceratogaulus from Nebraska and the evolution of nasal horns in Mylagaulidae (Mammalia, Rodentia, Aplodontioidea) . Journal of Systematic Palaeontology. 2020-09-01, 18 (17): 1395–1414. ISSN 1477-2019 . S2CID 219902187 . doi:10.1080/14772019.2020.1765889 .
^ 2.0 2.1 Hopkins, Samantha S. B. Phylogeny and evolutionary history of the Aplodontoidea (Mammalia: Rodentia). Zoological Journal of the Linnean Society. August 2008, 153 (4): 769–838. doi:10.1111/j.1096-3642.2008.00399.x . hdl:1794/10750 (英语) .
^ Tesakov, A. S.; Lopatin, A. V. First record of Mylagaulid rodents (Rodentia, mammalia) from the Miocene of Eastern Siberia (Olkhon island, Baikal Lake, Irkutsk Region, Russia) . Doklady Biological Sciences. January 2015, 460 (1): 23–26. ISSN 0012-4966 . PMID 25773245 . S2CID 254412481 . doi:10.1134/S0012496615010032 (英语) .
^ Wu; et al. Mylagaulids (Mammalia: Rodentia) from the early Middle Miocene of northern Junggar Basin (PDF) . [2023-01-05 ] . (原始内容存档 (PDF) 于2024-04-15).
^ Korth, William W. Mylagaulid Rodents (Mammalia: Rodentia: Mylagaulidae) from the Middle Miocene (Barstovian) of New Mexico . Annals of Carnegie Museum. September 2013, 81 (4): 233–245. ISSN 0097-4463 . S2CID 86013119 . doi:10.2992/007.081.0403 (英语) .
^ 6.0 6.1 6.2 Hopkins (2005)