{{Short description|Species of lizard}} {{speciesbox | image = | status = LC | status_system = IUCN3.1 | status_ref = <ref name="iucn status 20 November 2021">{{cite iucn |author=Tallowin, O. |author-link=Oliver J.S. Tallowin |author2=Allison, A. |author2-link=species:Allen Allison |date=2013 |title=''Hypsilurus longi '' |volume=2013 |article-number=e.T196554A2459122 |doi=10.2305/IUCN.UK.2013-1.RLTS.T196554A2459122.en |access-date=20 November 2021}}</ref> | genus = Hypsilurus | species = longi | authority = (Macleay, 1877) | synonyms = *''Tiaris Longii'' <br/>{{small|Macleay, 1877}} *''Hypsilurus longii'' <br/>{{small|(Macleay, 1877)}} | synonyms_ref = <ref name=rdb/> | range_map = }}

'''''Hypsilurus longi''''', also known commonly as '''Long's forest dragon''', is a species of lizard in the subfamily Amphibolurinae of the family Agamidae. The species is native to Papua New Guinea.<ref name=rdb/>

==Etymology== The specific name, ''longi'', is in honor of Mark H. Long who donated to Macleay the specimen which became the holotype.<ref>{{EponymDictionaryReptiles}}</ref>{{rp|160}}

==Description== ''H. longi'' is large for its genus, and has a long tail. It may attain a snout-to-vent length (SVL) of {{cvt|23.5|cm|in}}, and a tail length three times SVL.<ref name=rdb/>

==Habitat== The preferred natural habitat of ''H. longi'' is forest, at altitudes from sea level to {{cvt|500|m|ft}}.<ref name="iucn status 20 November 2021"/>

==Reproduction== ''H. longi'' is oviparous.<ref name=rdb/>

==References== {{Reflist|refs= <ref name=rdb>{{NRDB species|genus=Hypsilurus|species=longi|access-date=2018-10-31}}</ref> }}

==Further reading== *{{cite journal |last1=Macleay |first1=William |author1-link=William John Macleay |title=The Lizards of the "Chevert" Expedition |journal=Proceedings of the Linnean Society of New South Wales |date=1877 |volume=2 |pages=60–69, 97–104}} (''Tiaris Longii'', new species, p. 103). *{{cite journal |last1=Manthey |first1=Ulrich |author1-link=Ulrich Manthey |last2=Denzer |first2=Wolfgang |author2-link=species:Wolfgang Denzer |title=A revision of the Melanesian-Australian angle head lizards of the genus ''Hypsilurus'' (Sauria: Agamidae: Amphibolurinae), with description of four new species |journal=Hamadryad |date=2006 |volume=30 |issue=1 & 2 |pages=1–40}} (''Hypsilurus longii'', new combination, pp. 14–16, Figures 12–14). *{{cite journal |last1=Shea |first1=G.M. |author1-link=Glenn Michael Shea |title=Rejection of an Australian distribution of the Solomon Islands agamid lizard ''Hypsilurus longi'' (Macleay, 1877) |journal=Hamadryad |date=2008 |volume=33 |pages=127–129}}

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Category:Hypsilurus Category:Taxa named by William John Macleay Category:Reptiles described in 1877 Category:Agamid lizards of New Guinea

{{Agamidae-stub}}