August 2023 PMID 37528711

A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale.

Justin Moon, Jean-Bernard Caron, Joseph Moysiuk

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Mentions

317
Peak: 106 in Aug 2023
across 5 sources since Aug 2023

Extended reach

1,088,586
potential audience

Total likes

11,195

Video views

324,761

Mentions per month

Aug 2023 – Sep 2025

Where it's discussed

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AI synopsis

What people are saying

The discussions surrounding the article demonstrate a blend of excitement and scientific inquiry. For example, phrases like 'the oldest jellyfish in the fossil record' and 'mind-blowing discovery' exemplify enthusiasm, while comments referencing specific characteristics of the Burgessomedusa phasmiformis indicate a commitment to understanding its significance. The choice of words, such as 'transformative' and 'critical', paired with an enthusiastic tone, helps convey the importance of this discovery within the context of evolutionary biology.

AgreementModerate agreement

Most discussions reflect a positive reception of the publication, highlighting its significance.

InterestHigh interest

There is a strong showing of curiosity regarding the fossil's implications for understanding evolutionary history.

EngagementHigh engagement

Many posts engage in detailed discussions about the fossil's characteristics and evolutionary relevance, indicating deep interest.

ImpactHigh impact

Participants perceive the publication as making a meaningful contribution to paleontology.

Abstract in brief

  • Cnidarians are one of the oldest animal phyla, featuring a body plan that includes a free-swimming medusa, although its origin is unclear in fossil records.
  • Previously identified fossils thought to represent early medusae from the Cambrian period are now suggested to be ctenophores, while most early fossils are either microscopic or tubular.
  • This study presents a new genus and species of the oldest confirmed macroscopic medusa from the middle Cambrian, with a unique structure, supporting the idea of an ancient evolution of the medusa stage in the Cnidaria lineage.

Top posts

Most liked on X and Bluesky
Vsauce2
@VsauceTwo · X

The Baby Bum [new mind blow] --> https://t.co/LjJ8vj0EP7 https://t.co/ScAruG639P

Aug 23, 2023 · 24 likes · 8 shares · 148,140 followers View post →
Paulyn Cartwright
@pcart · X

This is so they could say their newly described fossil is THE oldest jellyfish described. https://t.co/vwJVsL98zQ

Aug 2, 2023 · 22 likes · 2 shares · 999 followers View post →
Paléontologie
@PaleontologieFr · X

La faune de Burgess au

Aug 4, 2023 · 20 likes · 3 shares · 2,411 followers View post →
Paulyn Cartwright
@pcart · X

and here https://t.co/vwJVsL98zQ

Aug 2, 2023 · 16 likes · 4 shares · 999 followers View post →
Royal Society Publishing
@RSocPublishing · X

#ProcB in @Independent | A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale: https://t.co/MQGaUf2hfP #FossilFriday https://t.co/yNtCVD1MLm

Sep 1, 2023 · 8 likes · 4 shares · 38,717 followers View post →
Royal Society Publishing
@RSocPublishing · X

#ProcB in @newscientist | A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale: https://t.co/GjHbL394XJ https://t.co/oh2vxwbPsI

Aug 8, 2023 · 8 likes · 3 shares · 38,717 followers View post →

All mentions

Avidspino
@dreadnautilus3 · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 29, 2025 · 93 shares · 47 followers View post →
Ctgyvigikh
@ctgyvigikh · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Dec 25, 2024 · 93 shares · 46 followers View post →
Julian Norris
@Paleoguy073 · X

@GoldEagleIRA @Calcifer97 @Micahwitz142858 @RJDownard @hauxton @Will_D_Fi @Zeldrin7485 @SpudEternal @bolt_carl @WC_Philosphy @TakethatCt @SecularSmurf @paddy_omalley @ForrestRichardA @penguinteamsix @Simple_Shaman @MichaelBarisoh1 @ScientiaPercept @grego74545 @of_hate65489 @REPENTHELLFIRE @MartinJBern @Kitty71052501 @Call_Me_Emo1 @DavidCamham1 @ArkEncounter @BioLogosOrg June 21st: Eudyptula wilsonae https://t.co/qJ1LLWG0ug July 26th: Mambachiton fiandohana https://t.co/83PIp2K7dl July 27th: A stem therian mammal from the Lower Cretaceous of Germany https://t.co/dsk562MJ4D August 2nd: Burgessomedusa phasmiformis https://t.co/WAnKUcOMKh

Dec 31, 2023 · 1 like · 373 followers View post →
Eduardo Honey E.
@eohoneye · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Nov 11, 2023 · 93 shares · 1,010 followers View post →
Eduardo Honey E.
@eohoneye · X

RT @CambroJoe: Link is now active, and open access! https://t.co/wXzgNyjROW

Nov 11, 2023 · 6 shares · 1,010 followers View post →
Julian Norris
@Paleoguy073 · X

@Will_D_Fi @Data_Jack @JacksonWheat1 June 21st: Eudyptula wilsonae https://t.co/qJ1LLWG0ug July 26th: Mambachiton fiandohana https://t.co/83PIp2K7dl July 27th: A stem therian mammal from the Lower Cretaceous of Germany https://t.co/dsk562MJ4D August 2nd: Burgessomedusa phasmiformis https://t.co/WAnKUcOMKh

Oct 23, 2023 · 373 followers View post →
DARREN ROYSTON HOOD
@DARRENH18188355 · X

RT @VsauceTwo: The Baby Bum [new mind blow] --> https://t.co/LjJ8vj0EP7 https://t.co/ScAruG639P

Oct 14, 2023 · 8 shares · 1,026 followers View post →
Julian Norris
@Paleoguy073 · X

@DPadenAkaterry @3Vikings1 @Ah_Science @TakeThatDarwin @Bawby345 @Northmans77 @Sir_Rosell @Dlanorx @gregoddmind @michaer27 July 27th: A stem therian mammal from the Lower Cretaceous of Germany https://t.co/dsk562MJ4D August 2nd: Burgessomedusa phasmiformis https://t.co/WAnKUcOMKh August 2nd: Perucetus colossus https://t.co/LVFospMdjY August 10th: Tutcetus rayanensis https://t.co/T6NCzxZeqa

Sep 4, 2023 · 2 likes · 373 followers View post →
Nicole Robertson
@NicoleR56426190 · X

RT @RSocPublishing: #ProcB in @Independent | A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale: https://t.co/MQGaUf…

Sep 1, 2023 · 4 shares · 821 followers View post →
Gordon Neighbour
@CornubiaGeol · X

RT @RSocPublishing: #ProcB in @Independent | A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale: https://t.co/MQGaUf…

Sep 1, 2023 · 4 shares · 3,663 followers View post →
flatcrank
@flatcrank3 · X

RT @RSocPublishing: #ProcB in @Independent | A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale: https://t.co/MQGaUf…

Sep 1, 2023 · 4 shares · 861 followers View post →
Absurd
@qualityisarul3 · X

RT @RSocPublishing: #ProcB in @Independent | A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale: https://t.co/MQGaUf…

Sep 1, 2023 · 4 shares · 279 followers View post →
Royal Society Publishing
@RSocPublishing · X

#ProcB in @Independent | A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale: https://t.co/MQGaUf2hfP #FossilFriday https://t.co/yNtCVD1MLm

Sep 1, 2023 · 8 likes · 4 shares · 38,717 followers View post →
Save Redland Library
@SaveRedlandLibr · X

RT @RSocPublishing: #ProcB in @guardian | A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale: https://t.co/kGccu73aM…

Aug 25, 2023 · 3 shares · 5,065 followers View post →
Gordon Neighbour
@CornubiaGeol · X

RT @RSocPublishing: #ProcB in @guardian | A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale: https://t.co/kGccu73aM…

Aug 25, 2023 · 3 shares · 3,663 followers View post →
Parislive
@eatinParis · X

RT @RSocPublishing: #ProcB in @guardian | A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale: https://t.co/kGccu73aM…

Aug 25, 2023 · 3 shares · 783 followers View post →
Royal Society Publishing
@RSocPublishing · X

#ProcB in @guardian | A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale: https://t.co/kGccu73aMs #FossilFriday https://t.co/7mzy1Fsi3K

Aug 25, 2023 · 7 likes · 3 shares · 38,717 followers View post →
Cecile Braconnier
@braco001 · X

The Baby Bum - Mind Blow https://t.co/CKQBT5RaTc via @YouTube

Aug 24, 2023 · 741 followers View post →
Tabor
@LifeofTabor · X

RT @VsauceTwo: The Baby Bum [new mind blow] --> https://t.co/LjJ8vj0EP7 https://t.co/ScAruG639P

Aug 23, 2023 · 8 shares · 5,603 followers View post →
The Create Unknown
@createunknown · X

RT @VsauceTwo: The Baby Bum [new mind blow] --> https://t.co/LjJ8vj0EP7 https://t.co/ScAruG639P

Aug 23, 2023 · 8 shares · 4,049 followers View post →
myrkylgr
@myrkylgr · X

RT @VsauceTwo: The Baby Bum [new mind blow] --> https://t.co/LjJ8vj0EP7 https://t.co/ScAruG639P

Aug 23, 2023 · 8 shares · 548 followers View post →
Josh Kotoff (YouTube Guy)
@MrSciFiGuy · X

RT @VsauceTwo: The Baby Bum [new mind blow] --> https://t.co/LjJ8vj0EP7 https://t.co/ScAruG639P

Aug 23, 2023 · 8 shares · 987 followers View post →
meme bastard
@mask_bastard · X

RT @VsauceTwo: The Baby Bum [new mind blow] --> https://t.co/LjJ8vj0EP7 https://t.co/ScAruG639P

Aug 23, 2023 · 8 shares · 138,152 followers View post →
∫∑fₙ(x)dx = ∑∫fₙ(x)dx
@Andrew99931 · X

RT @VsauceTwo: The Baby Bum [new mind blow] --> https://t.co/LjJ8vj0EP7 https://t.co/ScAruG639P

Aug 23, 2023 · 8 shares · 144 followers View post →
Vsauce2
@VsauceTwo · X

The Baby Bum [new mind blow] --> https://t.co/LjJ8vj0EP7 https://t.co/ScAruG639P

Aug 23, 2023 · 24 likes · 8 shares · 148,140 followers View post →
Gordon Neighbour
@CornubiaGeol · X

RT @RSocPublishing: #ProcB in @nytimes | A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale: https://t.co/T3JYe14PFA…

Aug 18, 2023 · 2 shares · 3,663 followers View post →
Absurd
@qualityisarul3 · X

RT @RSocPublishing: #ProcB in @nytimes | A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale: https://t.co/T3JYe14PFA…

Aug 18, 2023 · 2 shares · 279 followers View post →
Royal Society Publishing
@RSocPublishing · X

#ProcB in @nytimes | A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale: https://t.co/T3JYe14PFA #FossilFriday https://t.co/wWPokCZWl0

Aug 18, 2023 · 6 likes · 2 shares · 38,717 followers View post →
flatcrank
@flatcrank3 · X

RT @PalaeoSmith: (Huge) Cambrian jellyfish https://t.co/uARDajEvmS With a proposal that other early "jellies" are ctenophores https://t.co…

Aug 17, 2023 · 1 share · 861 followers View post →
flatcrank
@flatcrank3 · X

RT @RSocPublishing: #ProcB in @ScienceMagazine | A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale: https://t.co/8T…

Aug 14, 2023 · 3 shares · 861 followers View post →
Martin R Smith
@PalaeoSmith · X

(Huge) Cambrian jellyfish https://t.co/uARDajEvmS With a proposal that other early "jellies" are ctenophores https://t.co/qZ1ogKNCPC

Aug 14, 2023 · 5 likes · 1 share · 1,013 followers View post →
Gordon Neighbour
@CornubiaGeol · X

RT @RSocPublishing: #ProcB in @ScienceMagazine | A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale: https://t.co/8T…

Aug 11, 2023 · 3 shares · 3,663 followers View post →
PETRACHE CRISTINA.
@PETRACHECRISTI9 · X

RT @RSocPublishing: #ProcB in @ScienceMagazine | A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale: https://t.co/8T…

Aug 11, 2023 · 3 shares · 70 followers View post →
Royal Society Publishing
@RSocPublishing · X

#ProcB in @ScienceMagazine | A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale: https://t.co/8TSNdqE3Su #FossilFriday https://t.co/ArEwiPLvvs

Aug 11, 2023 · 4 likes · 3 shares · 38,717 followers View post →
Chamonator13
@chamonator13 · X

Prehistoric Marine Reptile Filter-Feeds Like A Whale | 7 Days of Science https://t.co/a4fwflD3uD

Aug 10, 2023 · 242 followers View post →
Ordo Fraterna Fibonacci
@OrdoFibonacci · X

A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale | Proceedings of the Royal Society B: Biological Sciences https://t.co/hsDxWXZi8O

Aug 8, 2023 · 2,567 followers View post →
flatcrank
@flatcrank3 · X

A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale - https://t.co/yYwqzAOLC7 #ScholarAlerts

Aug 8, 2023 · 1 like · 861 followers View post →
PETRACHE CRISTINA.
@PETRACHECRISTI9 · X

RT @RSocPublishing: #ProcB in @newscientist | A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale: https://t.co/GjHbL…

Aug 8, 2023 · 3 shares · 70 followers View post →
Luis A. Quesada
@lualque · X

RT @RSocPublishing: #ProcB in @newscientist | A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale: https://t.co/GjHbL…

Aug 8, 2023 · 3 shares · 1,081 followers View post →
Ibercampus
@IbercampusES · X

RT @RSocPublishing: #ProcB in @newscientist | A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale: https://t.co/GjHbL…

Aug 8, 2023 · 3 shares · 2,617 followers View post →
Royal Society Publishing
@RSocPublishing · X

#ProcB in @newscientist | A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale: https://t.co/GjHbL394XJ https://t.co/oh2vxwbPsI

Aug 8, 2023 · 8 likes · 3 shares · 38,717 followers View post →
flatcrank
@flatcrank3 · X

A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale - https://t.co/JotzggKHCt #ScholarAlerts

Aug 7, 2023 · 861 followers View post →
Dinagapostemon (Quintos)
@Dinagapostemon · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 7, 2023 · 93 shares · 9,385 followers View post →
ابوفجر
@201214Hh · X

RT @sharafalsofiani: أعلن متحف أونتاريو الملكي (ROM) عن اكتشاف أقدم قنديل بحر معروف في السجل الأحفوري وهو المسمى حديثًا Burgessomedusa phas…

Aug 6, 2023 · 1 share · 185 followers View post →
Laurent The Walrus
@SgtPepper1710 · X

RT @MaryamATweets: The oldest known jellyfish at 505 million years old, one of my personal favourite fossils from the #BurgessShale, Burges…

Aug 6, 2023 · 23 shares · 16,631 followers View post →
Yoshitugu Tuduki/都築良継
@TSMoon56 · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 6, 2023 · 93 shares · 2,932 followers View post →
とよけらとぷす
@rex_toyo · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 6, 2023 · 93 shares · 2,149 followers View post →
شرف السفياني
@sharafalsofiani · X

أعلن متحف أونتاريو الملكي (ROM) عن اكتشاف أقدم قنديل بحر معروف في السجل الأحفوري وهو المسمى حديثًا Burgessomedusa phasemiformis . يبلغ من العمر 505 مليون عام . نُشر هذا الاكتشاف في مجلة Proceedings of the Royal Society B. https://t.co/N3fTBm8Q58 https://t.co/H17fKuZHHn

Aug 6, 2023 · 8 likes · 1 share · 24,303 followers View post →
Laugh Riot
@lena_ville1 · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 6, 2023 · 93 shares · 314 followers View post →
U of T Palaeontology
@UofT_Palaeo · X

RT @MaryamATweets: The oldest known jellyfish at 505 million years old, one of my personal favourite fossils from the #BurgessShale, Burges…

Aug 5, 2023 · 23 shares · 13,805 followers View post →
LeRaptorSauvage
@RaptorSauvage · X

RT @PaleontologieFr: La faune de Burgess au

Aug 5, 2023 · 3 shares · 1,347 followers View post →
Science above the clouds
@pillolescienza · X

A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale (500 Myo) https://t.co/eUZH6IlXpO

Aug 5, 2023 · 34 followers View post →
Ella
@Survivor0820 · X

RT @PaleontologieFr: La faune de Burgess au

Aug 4, 2023 · 3 shares · 291 followers View post →
Steakfou
@Steakfou · X

RT @PaleontologieFr: La faune de Burgess au

Aug 4, 2023 · 3 shares · 31 followers View post →
Paléontologie
@PaleontologieFr · X

La faune de Burgess au

Aug 4, 2023 · 20 likes · 3 shares · 2,411 followers View post →
SaraQ
@buggrow18 · X

RT @CambroJoe: Link is now active, and open access! https://t.co/wXzgNyjROW

Aug 4, 2023 · 6 shares · 416 followers View post →
CRCpaleos
@CRCpaleos · X

ARTÍCULO REFERENCIA (acceso abierto) A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale https://t.co/8VgzclGr5v vía @RSocPublishing

Aug 4, 2023 · 3,135 followers View post →
ue@( Ꙭ )ᵎᵎᵎ
@uemikesan · X

RT @paleont_kt: バージェス頁岩から、カンブリア紀のクラゲの化石がみつかったようです、という記事→. https://t.co/UNSL5QHpdn 。論文はこれかな。英語ですが無料→. https://t.co/KQ9rl891QW 。

Aug 3, 2023 · 2 shares · 1,091 followers View post →
Nikitushka
@NikNik19375906 · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 3, 2023 · 93 shares · 118 followers View post →
Yoshitugu Tuduki/都築良継
@TSMoon56 · X

RT @paleont_kt: バージェス頁岩から、カンブリア紀のクラゲの化石がみつかったようです、という記事→. https://t.co/UNSL5QHpdn 。論文はこれかな。英語ですが無料→. https://t.co/KQ9rl891QW 。

Aug 3, 2023 · 2 shares · 2,932 followers View post →
Ken Tsuchiya
@paleont_kt · X

バージェス頁岩から、カンブリア紀のクラゲの化石がみつかったようです、という記事→. https://t.co/UNSL5QHpdn 。論文はこれかな。英語ですが無料→. https://t.co/KQ9rl891QW 。

Aug 3, 2023 · 7 likes · 2 shares · 6,653 followers View post →
Alfredo Fernández
@Alfredo_Fdez94 · X

La primera vez que salí de España para investigar, en un campo muy diferente al que trabajo ahora, estuve a 30 minutos en coche del fósil más antiguo de medusa jamás encontrado. Hay coincidencias asombrosas... https://t.co/28yAWQS4bJ

Aug 3, 2023 · 326 followers View post →
Ankit Singla
@In_AnkitSingla · X

RT @pcart: and here https://t.co/vwJVsL98zQ

Aug 3, 2023 · 4 shares · 1,493 followers View post →
Dr. Billie J. Swalla
@EvoDevoDiva · X

RT @pcart: and here https://t.co/vwJVsL98zQ

Aug 3, 2023 · 4 shares · 4,494 followers View post →
Hoyaboya
@Hoyaboya11 · X

昨日出た論文(https://t.co/6MyaaLaoLT)で、カンブリア紀のクラゲと考えられている化石いくつかが有櫛動物(クシクラゲ類)として再解釈されましたが、これは明らかに誤っており今回記載されたBurgessomedusaを最古のクラゲとして喧伝するためだと反論されています https://t.co/FmxfHkV84S

Aug 3, 2023 · 4 likes · 1 share · 384 followers View post →
Hoyaboya
@Hoyaboya11 · X

RT @pcart: This is so they could say their newly described fossil is THE oldest jellyfish described. https://t.co/vwJVsL98zQ

Aug 3, 2023 · 2 shares · 384 followers View post →
ろわぞう
@rowazou · X

RT @pcart: and here https://t.co/vwJVsL98zQ

Aug 3, 2023 · 4 shares · 387 followers View post →
Nekupaska
@NekuBaba · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 3, 2023 · 93 shares · 407 followers View post →
Marcos K. Pinheiro / "Marcos Wyvern" (Marcosaurus)
@BongMarcosaurus · X

RT @MaryamATweets: The oldest known jellyfish at 505 million years old, one of my personal favourite fossils from the #BurgessShale, Burges…

Aug 3, 2023 · 23 shares · 1,007 followers View post →
Hatena Osawa
@hatena_o · X

RT @MaryamATweets: The oldest known jellyfish at 505 million years old, one of my personal favourite fossils from the #BurgessShale, Burges…

Aug 2, 2023 · 23 shares · 324 followers View post →
Christian Cline (Commissions Open)
@ChrCline · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 2, 2023 · 93 shares · 1,142 followers View post →
The Sag Hag
@CatazSpace · X

RT @MaryamATweets: The oldest known jellyfish at 505 million years old, one of my personal favourite fossils from the #BurgessShale, Burges…

Aug 2, 2023 · 23 shares · 40 followers View post →
Dactylioceras
@Dinoh555 · X

RT @MaryamATweets: The oldest known jellyfish at 505 million years old, one of my personal favourite fossils from the #BurgessShale, Burges…

Aug 2, 2023 · 23 shares · 2,485 followers View post →
Adrian Quintero-Mart
@AdrianQuinteroM · X

RT @MaryamATweets: The oldest known jellyfish at 505 million years old, one of my personal favourite fossils from the #BurgessShale, Burges…

Aug 2, 2023 · 23 shares · 93 followers View post →
상유비
@imubeee · X

RT @CambroJoe: Link is now active, and open access! https://t.co/wXzgNyjROW

Aug 2, 2023 · 6 shares · 173 followers View post →
Endling Ember
@EndlingEmber · X

RT @MaryamATweets: The oldest known jellyfish at 505 million years old, one of my personal favourite fossils from the #BurgessShale, Burges…

Aug 2, 2023 · 23 shares · 662 followers View post →
Daniel Contreras
@Paleontreras109 · X

RT @MaryamATweets: The oldest known jellyfish at 505 million years old, one of my personal favourite fossils from the #BurgessShale, Burges…

Aug 2, 2023 · 23 shares · 220 followers View post →
Ruby projecting himself on the humble nautilus
@Strayed_Raptor · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 2, 2023 · 93 shares · 450 followers View post →
I am Methos
@methos_hIII · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 2, 2023 · 93 shares · 56 followers View post →
Zenón Cano-Santana
@zcanosa1 · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 2, 2023 · 93 shares · 1,452 followers View post →
ctenopapers
@ctenopapers · X

A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale https://t.co/ISEuvWQwJZ

Aug 2, 2023 · 225 followers View post →
Bruce S. Lieberman
@Trilolight · X

RT @pcart: This is so they could say their newly described fossil is THE oldest jellyfish described. https://t.co/vwJVsL98zQ

Aug 2, 2023 · 2 shares · 867 followers View post →
Bruce S. Lieberman
@Trilolight · X

RT @pcart: and here https://t.co/vwJVsL98zQ

Aug 2, 2023 · 4 shares · 867 followers View post →
Sergio González Mora
@PhylumBryozoa · X

A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale | Proceedings of the Royal Society B: Biological Sciences https://t.co/4ZJUXFZrwr

Aug 2, 2023 · 988 followers View post →
Steakfou
@Steakfou · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 2, 2023 · 93 shares · 31 followers View post →
Paulyn Cartwright
@pcart · X

and here https://t.co/vwJVsL98zQ

Aug 2, 2023 · 16 likes · 4 shares · 999 followers View post →
Paulyn Cartwright
@pcart · X

This is so they could say their newly described fossil is THE oldest jellyfish described. https://t.co/vwJVsL98zQ

Aug 2, 2023 · 22 likes · 2 shares · 999 followers View post →
Tristanderson
@SpinoZoo174 · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 2, 2023 · 93 shares · 170 followers View post →
Jared
@TheropodNerd · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 2, 2023 · 93 shares · 10 followers View post →
Pawel Burkhardt
@Pawel_Burkhardt · X

RT @MaryamATweets: The oldest known jellyfish at 505 million years old, one of my personal favourite fossils from the #BurgessShale, Burges…

Aug 2, 2023 · 23 shares · 2,248 followers View post →
Dr. Joe Moysiuk
@CambroJoe · X

RT @MaryamATweets: The oldest known jellyfish at 505 million years old, one of my personal favourite fossils from the #BurgessShale, Burges…

Aug 2, 2023 · 23 shares · 2,316 followers View post →
Tiago Küch
@KuchTiago · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 2, 2023 · 93 shares · 722 followers View post →
Fang
@FFANG3DD · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 2, 2023 · 93 shares · 1,946 followers View post →
Freddy.Have.Faith
@Freddirex · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 2, 2023 · 93 shares · 153 followers View post →
Alex | Hazel
@OChapeleiro2 · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 2, 2023 · 93 shares · 112 followers View post →
あお
@ao_artworks · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 2, 2023 · 93 shares · 206 followers View post →
El Pulgar del Panda (Jorge Garrido-Bautista)
@Pulgar_Panda · X

RT @RSocPublishing: Burgessomedusa phasmiformis—the oldest #jellyfish in the #fossil record: https://t.co/tXWTIT4XSg #ProcB #Palaeobiology…

Aug 2, 2023 · 4 shares · 19,457 followers View post →
Jason Gilchrist
@jgilchrist13 · X

Welcome: Burgessomedusa phasmiformis, oldest macroscopic free-swimming medusa from the middle Cambrian Burgess Shale. #BurgessShale #fossils #fossil #invertebrate #paleontology #palaeontology #Cnidaria #Burgessomedusaphasmiformis @Jella_ctenous @CambroJoe https://t.co/yfviFIZdnA https://t.co/44MZrDTK43

Aug 2, 2023 · 3 likes · 2,683 followers View post →
Richard_Carr
@EmuLarge · X

RT @MaryamATweets: The oldest known jellyfish at 505 million years old, one of my personal favourite fossils from the #BurgessShale, Burges…

Aug 2, 2023 · 23 shares · 1,849 followers View post →
queer fish with four legs
@RXTTENFISH · X

RT @CambroJoe: Link is now active, and open access! https://t.co/wXzgNyjROW

Aug 2, 2023 · 6 shares · 320 followers View post →
Dominik Hammelsbruch
@dh_paleoart · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 2, 2023 · 93 shares · 4,909 followers View post →
Ibercampus
@IbercampusES · X

RT @RSocPublishing: Burgessomedusa phasmiformis—the oldest #jellyfish in the #fossil record: https://t.co/tXWTIT4XSg #ProcB #Palaeobiology…

Aug 2, 2023 · 4 shares · 2,617 followers View post →
Rudolf Hima
@HimaRudolf · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 2, 2023 · 93 shares · 27,002 followers View post →
Prehistorica (Christian M.)
@Prehistorica_CM · X

RT @CambroJoe: Link is now active, and open access! https://t.co/wXzgNyjROW

Aug 2, 2023 · 6 shares · 8,824 followers View post →
Thubandactylus. L'Ignito Nefario.
@Thuban_Isesi · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 2, 2023 · 93 shares · 742 followers View post →
Noa009
@Noa0091143291 · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 2, 2023 · 93 shares · 56 followers View post →
SpinelessChordate
@alfaizinsakit · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 2, 2023 · 93 shares · 1,587 followers View post →
Nachooo
@nachuncio · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 2, 2023 · 93 shares · 267 followers View post →
theropoderillus
@the_sickle_claw · X

RT @MaryamATweets: The oldest known jellyfish at 505 million years old, one of my personal favourite fossils from the #BurgessShale, Burges…

Aug 2, 2023 · 23 shares · 98 followers View post →
Coprolite
@ElPutoKarmaJode · X

RT @MaryamATweets: The oldest known jellyfish at 505 million years old, one of my personal favourite fossils from the #BurgessShale, Burges…

Aug 2, 2023 · 23 shares · 1,729 followers View post →
Álvaro Guerra
@alvguermar · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 2, 2023 · 93 shares · 102 followers View post →
Ian Alejandro Yáñez Gómez
@IanAlej87864707 · X

RT @Prehistorica_CM: Burgessomedua phasmiformis is a newly discovered jellyfish from the Raymond Quarry of the Burgess Shale. Reaching up t…

Aug 2, 2023 · 93 shares · 376 followers View post →
Darío Estraviz López
@DarioEstraviz · X

RT @MaryamATweets: The oldest known jellyfish at 505 million years old, one of my personal favourite fossils from the #BurgessShale, Burges…

Aug 2, 2023 · 23 shares · 2,888 followers View post →
flatcrank
@flatcrank3 · X

RT @CambroJoe: Link is now active, and open access! https://t.co/wXzgNyjROW

Aug 2, 2023 · 6 shares · 861 followers View post →
Dantonio
@Daniel_A_Villar · X

RT @RSocPublishing: Burgessomedusa phasmiformis—the oldest #jellyfish in the #fossil record: https://t.co/tXWTIT4XSg #ProcB #Palaeobiology…

Aug 2, 2023 · 4 shares · 1,032 followers View post →
Marcos K. Pinheiro / "Marcos Wyvern" (Marcosaurus)
@BongMarcosaurus · X

RT @TomHoltzPaleo: A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale | Proceedings of the Royal Society B: Biologic…

Aug 2, 2023 · 1 share · 1,007 followers View post →
Thomas R. Holtz, Jr.
@TomHoltzPaleo · X

A macroscopic free-swimming medusa from the middle Cambrian Burgess Shale | Proceedings of the Royal Society B: Biological Sciences https://t.co/9P8ZTZxmi4

Aug 2, 2023 · 6 likes · 1 share · 31,834 followers View post →