Clypeus ploti, a satisfyingly chunky sea urchin from Gloucestershire, England, 140 million years old.
Prices from £22.50
Echinocorys scutata, an urchin from near Hanover in Germany. Approximately 60 million years old.
Prices from £6.50
Heterodiaderma libycum, a Cretaceous urchin from near Taouz in Morocco.
Prices from £26.00
Heart urchins, Micraster schroederi, 60 million years old from Hanover, in Germany.
Prices from £9.50
Pygurus marmonti, a sand dollar sea urchin from Sakaraha in Madagascar, 165 million years old.
Prices from £8.00
Scutella faujasi, a sand dollar sea urchin from near Tours, in France, 13 million years old.
Prices from £45.00
