Bogdanrfw at 13:02, 1 March 2026

2026-03-01T13:02:52Z

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{{short description|Geologic formation in India}}
{{Use dmy dates|date=July 2019}}
{{Infobox rockunit
| name = Naredi Formation
| type = [[Geological formation]]
| age = [[Eocene]], {{fossilrange|56|47.8}}
| period = Eocene
| region = [[Gujarat]]
| country = [[India]]
| coordinates = [[25.3° N, 91.3° E]]
| map = {{Location map+ | India
| relief = 1
| width = 250
| float = center
| places =
{{Location map~ | India
| lat_deg = 23.6
| lon_deg = 68.6
| mark = Orange pog.svg
| marksize = 10
}}
}}
| map_caption =
|image=File:Naredi Formation.png|caption=Outcrop of the Naredi Formation at the [[Panadhro]] [[Lignite]] Mine}}

The '''Naredi Formation''' is a [[Cenozoic]] geologic [[Formation (geology)|formation]] in [[India]]. Remains of large [[snakes]] such as ''[[Vasuki indicus|Vasuki]]'' are among the [[fossil]]s that have been recovered from the formation, as well as other [[flora]] and [[fauna]].<ref name="Vasuki"/>

== Paleobiota ==

=== Mammals ===
;Cetacea
{| class="wikitable" align="center"
|-
! Genus !! Species !! Location !! Material !! Notes !! Images
|-
| ''[[Andrewsiphius]]''<ref name="Reuters">{{Cite web |last=Dunham |first=Will |date=April 18, 2024 |title=Fossils of colossal snake Vasuki unearthed in India mine |url=https://www.reuters.com/science/fossils-colossal-snake-vasuki-unearthed-india-mine-2024-04-18/ |website=Reuters}}</ref>
| ''A. sloani''
|
|
| An early [[Cetacea|cetacean]].
|
|-
| ''[[Kutchicetus]]''<ref name="Reuters"/>
| ''K. minimus''
|
|
| An early [[Cetacea|cetacean]].
|
|-
|}

=== Reptiles ===

==== Pseudosuchians ====
{| class="wikitable" align="center"
|-
! Genus !! Species !! Location !! Material !! Notes !! Images
|-
| [[Crocodilia]]<ref name="Press2">{{Cite web |last=Larson |first=Christina |date=18 April 2024 |title=This ancient snake in India might have been longer than a school bus and weighed a ton |url=https://apnews.com/article/ancient-giant-snake-india-8ca7b6b971b0a1b6c79ce50819d337c6 |access-date=19 April 2024 |website=[[AP News]] |language=en}}</ref>
| Indeterminate
|
|
| A fragmentary [[Crocodilian]].
|
|-
|}

==== Snakes ====
{| class="wikitable" align="center"
|-
! Genus !! Species !! Location !! Material !! Notes !! Images
|-
| [[Vasuki indicus|''Vasuki'']]<ref name="Vasuki">{{Cite journal |last1=Datta |first1=Debajit |last2=Bajpai |first2=Sunil |date=18 April 2024 |title=Largest known madtsoiid snake from warm Eocene period of India suggests intercontinental Gondwana dispersal |journal=[[Scientific Reports]] |language=en |volume=14 |issue=1 |pages=8054 |doi=10.1038/s41598-024-58377-0 |pmid=38637509 |issn=2045-2322|doi-access=free |bibcode=2024NatSR..14.8054D |pmc=11549349 }}</ref>
| ''V. indicus''
|
|
| A [[Madtsoiidae|madtsoiid]] snake.<ref name="Vasuki"/>
|
|-
|}

==== Turtles ====
{| class="wikitable" align="center"
|-
! Genus !! Species !! Location !! Material !! Notes !! Images
|-
| [[Testudines]]<ref name="Press2"/>
| Indeterminate
|
|
| A [[turtle]].
|
|-
|}

=== Fishes ===
{| class="wikitable" align="center"
|-
! Genus !! Species !! Location !! Material !! Notes !! Images
|-
| [[Siluriformes]]<ref name="Press2"/>
| Indeterminate
|
|
| A [[Siluriformes|catfish]].
|
|-
| ''[[Cylindracanthus]]''<ref>{{Cite journal|last1=Kumar |first1=P. |last2=Patnaik |first2=R. |last3=Choudhary |first3=D. |last4=Kumar |first4=R. |last5=Wazir |first5=W. A. |year=2024 |title=First report of ''Cylindracanthus'' (Osteichthyes) from the Eocene of India |journal=Palæovertebrata |volume=47 |issue=1 |at=e2 |doi=10.18563/pv.47.1.e2 |doi-broken-date=12 July 2025 |url=https://www.palaeovertebrata.com/Articles/view/407 }}</ref>
| ''C. sp.''
|
|(PU/KTU-1) "Isolated rostrum."
| A [[Actinopterygii|ray-finned fish]]
|
|-
|}

=== Mollusca ===
{| class="wikitable" align="center"
|-
! Genus !! Species !! Location !! Material !! Notes !! Images
|-
| ''[[Deltoidonautilus]]''<ref name="Press2"/>
| ''D. vredenburgin''
|
|
| A [[nautiloid]]
|
|-
| ''[[Caestocorbula]]''<ref name="Press2"/>
| ''C. gujaratensis''
|
|
| A [[clam]].
|
|-
| ''[[Bicorbula]]''<ref name="Press2"/>
| ''B. kutchensis''
|
|
| A [[clam]].
|
|-
|}

== References ==
{{reflist}}

[[Category:Eocene Asia]]
[[Category:Geologic formations of India]]

Naredi Formation - Revision history

Bogdanrfw at 13:02, 1 March 2026