Leptorhoptrum

{{Short description| Genus of spiders}}

{{Speciesbox

| taxon = Leptorhoptrum robustum

| authority = (Westring, 1851)

| parent_authority = Kulczyński, 1894

| synonyms =

• Nanavia Chamberlin & Ivie, 1933{{cite journal| last1=Eskov| first1=K. Y.| last2=Marusik| first2=Y. M.| year=1994| title=New data on the taxonomy and faunistics of North Asian linyphiid spiders (Aranei Linyphiidae)| journal=Arthropoda Selecta| volume=2| issue=4| page=67}}

| synonyms_ref =

}}

Leptorhoptrum is a monotypic genus of dwarf spiders containing the single species, Leptorhoptrum robustum. It was first described by C. Chyzer & Władysław Kulczyński in 1894,{{cite book| last1=Chyzer| first1=C.| last2=Kulczyński| first2=W.| year=1894| title=Araneae Hungariae. Tomus II| author-link2=Władysław Kulczyński}} and has only been found in Japan, and Russia.{{cite journal| title=Gen. Leptorhoptrum Kulczyński, 1894| website=World Spider Catalog Version 20.0| access-date=2019-06-15| year=2019| publisher=Natural History Museum Bern| url=http://www.wsc.nmbe.ch/genus/1398| doi=10.24436/2}}