The Herefordshire Biota, a diverse assemblage of animals from the Silurian-age rocks of the UK. Among the largest animals is Thanahita, a strange relative of Hallucigenia with soft papillae lining its back. - ThreadSky

prehistorica.art • 31 days ago

The Herefordshire Biota, a diverse assemblage of animals from the Silurian-age rocks of the UK. Among the largest animals is Thanahita, a strange relative of Hallucigenia with soft papillae lining its back.