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Filaments of Tortotubus

“A load of old rot”: fossil of oldest known land-dweller identified

02 Mar 2016
The earliest example of an organism living on land – an early type of fungus – has been identified. The organism, from 440 million years ago, likely...
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Left: Hallucigenia sparsa from the Burgess Shale (Royal Ontario Museum 61513) The fossil is 15 mm long. Right: Colour reconstruction of Hallucigenia sparsa.

Newly-discovered ‘ring of teeth’ helps determine what common ancestor of moulting animals looked like

24 Jun 2015
A new analysis of one of the most bizarre-looking fossils ever discovered has definitively sorted its head from its tail, and turned up a previously...
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Left: Illustration of Ottoia, a prehistoric priapulid, burrowing. Right: Ottoia worm.

Compiling a ‘dentist’s handbook’ for penis worms

06 May 2015
A new study of teeth belonging to a particularly phallic-looking creature has led to the compilation of a prehistoric ‘dentist’s handbook’ which may...
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Fossil Hallucigenia sparsa from the Burgess Shale

Misunderstood worm-like fossil finds its place in the Tree of Life

17 Aug 2014
One of the most bizarre-looking fossils ever found - a worm-like creature with legs, spikes and a head difficult to distinguish from its tail – has...
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