Editing American pygmy shrew (section)

== Phylogeny ==
''Sorex hoyi'' was originally placed in the [[genus]] ''Microsorex,'' which was a [[subgenus]] under ''Sorex'' until more research had been done. The American pygmy shrew is in the [[Order (biology)|order]] [[Soricomorpha]] and the [[Family (biology)|family]] [[Shrew|Soricidae]].<ref>{{Cite web |title=NatureServe Explorer 2.0 |url=https://explorer.natureserve.org/Taxon/ELEMENT_GLOBAL.2.1167812/Sorex_hoyi |access-date=2024-02-18 |website=explorer.natureserve.org}}</ref> Its two closest relatives are the [[Smoky shrew|smokey shrew]] (''S. fumeus)'' and the [[large-toothed shrew]] (''S. macrodon'').{{Citation needed|date=February 2024}} This genus is believed to have appeared in the [[late Miocene]].<ref>{{Cite book |title=Evolution of shrews |date=1998 |publisher=Mammal Research Institute. Polish Academy of Sciences |isbn=978-83-907521-0-5 |editor-last=Wolsan |editor-first=Mieczysław |location=Białowieża |editor-last2=Wójcik |editor-first2=Jan Marek}}</ref>