Checklist for Tribe Willowsiini Yoshii & Yayuk, 1989 and region North America (America)
Class | Entognatha Stummer-Traunfels, 1891 Entognathids | 40 336 1981 | Families Genera Species | Taxom | Subclass | Ellipura Börner, 1910
| 31 288 1759 | Families Genera Species | Taxom | Order | Collembola Lubbock, 1870 Collembolans, Snow flies, Springtail, Springtails | 27 258 1630 | Families Genera Species | Taxom | Suborder | Entomobryomorpha Börner, 1913 Elongate-bodied Springtails | 9 104 689 | Families Genera Species | Taxom | Superfamily | Entomobryoidea Womersley, 1934
| 4 34 266 | Families Genera Species | Taxom | | Family | Entomobryidae Schäffer, 1896 Damp grain springtails, Entomobryid Springtails | 26 231 | Genera Species | Taxom | | Subfamily | Lepidocyrtinae Wahlgren, 1906
| 7 89 | Genera Species | Taxom | | Tribe | Willowsiini Yoshii & Yayuk, 1989
| 1 7 | Genus Species | Taxom |
Genera for North America 1 Genera with 7 Species
Species list for North America 7 Species | Willowsia buski Lubbock, 1870 | Damp Grain Springtail | | Willowsia buskii (Lubbock, 1870) | ⇒ Willowsia buski Lubbock, 1870 | | Willowsia jacobsoni Börner, 1913 | Springtail | | Willowsia mexicana Zhang, Palac..., 2007 | | | Willowsia nigromaculata (Lubbock, 1873) | ⇒ Willowsia mexicana Zhang, Palac..., 2007 | | Willowsia platani Nicolet, 1842 | | | Willowsia pyrrhopygia Katz, 2017 | |
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