Hesperonatalius

{{Short description|Genus of spiders}}

{{Automatic taxobox

| taxon = Hesperonatalius

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| authority = Castalanelli, Huey, Hillyer & Harvey, 2017

| type_species = H. maxwelli Castalanelli, Huey, Hillyer & Harvey, 2017

| subdivision_ranks = Species

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Hesperonatalius is a genus of mygalomorph spiders in the family Anamidae. It is endemic to arid Western Australia. It was first described by Mark Castalanelli, Joel Huey, Mia Hillyer & Mark Harvey in 2017.{{cite journal| last1=Castalanelli| first1=M. A.| last2=Huey| first2=J. A.| last3=Hillyer| first3=M. J.| last4=Harvey| first4=M. S.| year=2017| title=Molecular and morphological evidence for a new genus of small trapdoor spiders from arid Western Australia (Araneae: Mygalomorphae: Nemesiidae: Anaminae).| journal=Invertebrate Systematics| pages=492–505| volume=31| issue=4| doi=10.1071/IS16061| s2cid=90604539}} {{as of|2025|01}} it contained three species.{{cite web| title=Gen. Hesperonatalius Castalanelli, Huey, Hillyer & Harvey, 2017| website=World Spider Catalog| accessdate=2019-04-02| publisher=Natural History Museum Bern| url=http://www.wsc.nmbe.ch/genus/5623}}