We Welcome! Which specimen catches your eye? Visit - - PDF document

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We Welcome! Which specimen catches your eye? Visit - - PDF document

12/8/20 Trilobites: An Introduction Dr Liam Herringshaw Palaeontologist, Hidden Horizons Director, Yorkshire Fossil Festival 1 We Welcome! Which specimen catches your eye? Visit trilobites.info its brilliant! 2 Wh What is is a


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12/8/20 1

Trilobites: An Introduction

Palaeontologist, Hidden Horizons Director, Yorkshire Fossil Festival

Dr Liam Herringshaw

1

We Welcome!

Visit trilobites.info – it’s brilliant! Which specimen catches your eye?

2

Wh What is is a tr trilobite?

Edward Llwyd’s flatfish (1698)

Ogygiocarella debuchi Carmarthen, Wales (images from National Museum of Wales)

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SLIDE 2

12/8/20 2

Wh What is a trilobite?

(image from Wikimedia Commons)

4

Tr Trilobites = = art rthropods

Regier et al. (2010) https://www.nature.com/articles/nature08742

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Tr Trilobite variety

Which one of your 13 might NOT be a trilobite?

6

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SLIDE 3

12/8/20 3

Agn gnostics cs & par arad adoxes es

Image from trilobites.info

7

Ca Cambr brian n or

  • rigins

Cambrian arthropods (Dr David Legg)

Cambrian trilobites (Paterson et al., 2019)

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Or Ordovician diversity

Asaphus cornutus Ordovician, St Petersburg Anything note- worthy about it?

Also: Cybeloides girvanensis, Geragnostus callavei, Onnia superba

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12/8/20 4

Si Silurian sp sple lendour

Dudley Bug and the Black Country beauties

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On On a Mo Moroccan roll

Trilobites from the Devonian

  • f Morocco

Lapworth Museum of Geology, Birmingham

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En End = Permian

Image from trilobites.info

(image from Wikimedia Commons)

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SLIDE 5

12/8/20 5 Ne Next week:

Today’s slides are on www.fossilhub.org

Heads or tails? Trilo-sight Trilobite life

Paralejurus, Devonian Morocco (Wikimedia Commons)

  • Q. What do you call a trilobite with no eyes?

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