Checklist of Family Pygidicranidae Verhoeff, 1902 for Yixian Formation (Liaoning, China)
Class | Insecta Linnaeus, 1758 Insects, True insects | 166 396 585 | Families Genera Species | Taxom | Subclass | Pterygota Lang, 1888 Winged insects | 166 396 585 | Families Genera Species | Taxom | Infraclass | Neoptera van der Wulp, 1890 Modern Wing-folding insects | 146 357 539 | Families Genera Species | Taxom | Superorder | Polyneoptera Martynov, 1923
| 17 35 42 | Families Genera Species | Taxom | Order | Dermaptera De Geer, 1773 Dermapterans, Earwig, Earwigs, Pincerbugs | 2 3 4 | Families Genera Species | Taxom | Suborder | Neodermaptera Engel, 2003
| 1 1 1 | Family Genus Species | Taxom | Infraorder | Protodermaptera Zacher, 1910
| 1 1 1 | Family Genus Species | Taxom | Superfamily | Pygidicranoidea Popham, 1965
| 1 1 1 | Family Genus Species | Taxom | | Family | Pygidicranidae Verhoeff, 1902
| 1 1 | Genus Species | Taxom |
Genera for Yixian Formation 1 Genera with 1 Species
Species list for Yixian Formation 1 Species
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