Bidspirit auction | Natural History - Petraster Fossil

Natural History - Petraster Fossil Starfish Group - Ordovician Period, circa 485-444 million years B.P.. Comprising three Petraster sp. specimens, each on a matrix. 1.3 kg total, 9-12.5 cm (3 1/2 - 4 7/8 in.). From a Cambridgeshire, UK, collection. [3, No Reserve]