Frederickus

{{Short description| Genus of spiders}}

{{Automatic taxobox

| taxon = Frederickus

| authority = Paquin, Dupérré, Buckle & Crawford, 2008

| type_species = F. coylei

| type_species_authority = Paquin, Dupérré, Buckle & Crawford, 2008

| subdivision_ranks = Species

| subdivision = {{Specieslist

| F. coylei|Paquin, Dupérré, Buckle & Crawford, 2008 – USA, Canada

| F. wilburi|(Levi|Levi]] & Levi|Levi]], 1955) – USA, Canada}}

}}

Frederickus is a genus of North American dwarf spiders that was first described by P. Paquin in 2008.{{cite journal| last=Paquin| first=P.| display-authors=etal| year=2008| title=A new spider genus from North America: Frederickus (Araneae: Linyphiidae).| journal=Animal Biology| pages=91–112| volume=58| doi=10.1163/157075608X303663}} {{as of|2019|05}} it contains only two species, both found in Canada and the United States: F. coylei and F. wilburi.{{cite journal| title=Gen. Frederickus Paquin, Dupérré, Buckle & Crawford, 2008| website=World Spider Catalog Version 20.0| access-date=2019-06-14| year=2019| publisher=Natural History Museum Bern| url=http://www.wsc.nmbe.ch/genus/1313| doi=10.24436/2}}