Checklist for Tribe Gerontini Hesse, 1938 and region Hollands Kroon (North Holland, Netherlands)
Class | Insecta Linnaeus, 1758 Insects, True insects | 313 1799 2450 | Families Genera Species | Taxom | Subclass | Pterygota Lang, 1888 Winged insects | 313 1799 2450 | Families Genera Species | Taxom | Infraclass | Neoptera van der Wulp, 1890 Modern Wing-folding insects | 286 1690 2228 | Families Genera Species | Taxom | Superorder | Holometabola Heider, 1889 Holometabolous Insects | 209 1475 1948 | Families Genera Species | Taxom | Order | Diptera Linnaeus, 1758 Flies, Gnats, Hoverflies, Mosquitoes, True flies | 47 269 295 | Families Genera Species | Taxom | Suborder | Brachycera Macquart, 1834 Circular-seamed flies, Muscoid flies, Short-horned flies | 31 138 141 | Families Genera Species | Taxom | Infraorder | Asilomorpha Rohdendorf, 1961
| 6 36 29 | Families Genera Species | Taxom | Superfamily | Asiloidea Latreille, 1802 Bee Flies, Therevids | 3 15 15 | Families Genera Species | Taxom | | Family | Bombyliidae Latreille, 1802 Bee Flies, Bee Fly, Bee-flies | 2 3 | Genera Species | Taxom | | Subfamily | Geroninae Hesse, 1938
| 1 2 | Genus Species | Taxom | | Tribe | Gerontini Hesse, 1938
| 1 2 | Genus Species | Taxom |
Genera for Hollands Kroon 1 Genera with 2 Species
Species list for Hollands Kroon 2 Species
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