Sci Adv July 2015 PMID 26601209

A vanished history of skeletonization in Cambrian comb jellies.

Qiang Ou, Shuhai Xiao, Jian Han, Ge Sun, Fang Zhang, Zhifei Zhang, Degan Shu

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19
Peak: 3 in Jul 2015
across 5 sources since Jul 2015

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Jul 2015 – Jul 2025

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AI synopsis

What people are saying

Discussions reflect a neutral tone, with phrases like 'vanished history' and references to the presence of skeletons in ancient animals, suggesting curiosity about evolutionary developments. The words indicate acknowledgment rather than excitement, contributing to a moderate overall interest and impact assessment.

AgreementNeither agree nor disagree

The posts express neutral to mild support or acknowledgment of the study's significance, without strong disagreement.

InterestModerate interest

Discussions show some curiosity, particularly about the history of skeletonization in early animals, but overall engagement is limited.

EngagementModerate engagement

Both posts mention the article's content directly, indicating moderate engagement, with some referencing specific concepts like sclerotized ctenophores.

ImpactModerate impact

The importance of the findings is recognized but not emphasized as transformative, reflecting a cautious appreciation of the study's contribution.

Abstract in brief

  • This study describes six early Cambrian ctenophores that are uniquely sclerotized and armored, featuring key ctenophore traits such as octamerous symmetry and ctene rows, but lacking tentacles.
  • These fossilized ctenophores form a new monophyletic group called Scleroctenophora, highlighting a previously hidden, and more complex, evolutionary history.
  • The presence of skeletonization in these ancient animals suggests that forming protective exoskeletons was an important adaptive feature during the Cambrian explosion, applicable also to other soft-bodied Cambrian animals.

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@IV757975026 · X

宇宙船みたいなカンブリア紀のSclerotized Ctenophora (硬質クシクラゲとでも呼ぶべきか)たち。 A vanished history of skeletonization in Cambrian comb jellies より。 https://t.co/kHnLNK4qSE

Feb 14, 2020 · 10 likes · 1 share · 1,609 followers View post →
Jun
@ni075 · X

RT @IV757975026: 宇宙船みたいなカンブリア紀のSclerotized Ctenophora (硬質クシクラゲとでも呼ぶべきか)たち。 A vanished history of skeletonization in Cambrian comb jellies…

Feb 15, 2020 · 1 share · 5,999 followers View post →

All mentions

Jun
@ni075 · X

RT @IV757975026: 宇宙船みたいなカンブリア紀のSclerotized Ctenophora (硬質クシクラゲとでも呼ぶべきか)たち。 A vanished history of skeletonization in Cambrian comb jellies…

Feb 15, 2020 · 1 share · 5,999 followers View post →
IV-7
@IV757975026 · X

宇宙船みたいなカンブリア紀のSclerotized Ctenophora (硬質クシクラゲとでも呼ぶべきか)たち。 A vanished history of skeletonization in Cambrian comb jellies より。 https://t.co/kHnLNK4qSE

Feb 14, 2020 · 10 likes · 1 share · 1,609 followers View post →
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