![Fossil, sea urchin, Micraster sp, internal flint case, slightly crushed Alton, Hampshire, England, found in clay with flints , from Cretaceous Fossil, sea urchin, Micraster sp, internal flint case, slightly crushed Alton, Hampshire, England, found in clay with flints , from Cretaceous](https://collections.hampshireculture.org.uk/sites/default/files/styles/image_slider/public/objects/DPABSS63.jpg?itok=VH1h7c4M)
Fossil, sea urchin, Micraster sp, internal flint case, slightly crushed Alton, Hampshire, England, found in clay with flints , from Cretaceous
![Pavement Geology on X: "Fossil echinoid (sea-urchin) spots in flints in Norfolk rubble-stone churches #UrbanGeology #fossils #echinoids #flint #Cretaceous https://t.co/jn4Ikqrgct" / X Pavement Geology on X: "Fossil echinoid (sea-urchin) spots in flints in Norfolk rubble-stone churches #UrbanGeology #fossils #echinoids #flint #Cretaceous https://t.co/jn4Ikqrgct" / X](https://pbs.twimg.com/media/DwymptcW0AARcSC.jpg)
Pavement Geology on X: "Fossil echinoid (sea-urchin) spots in flints in Norfolk rubble-stone churches #UrbanGeology #fossils #echinoids #flint #Cretaceous https://t.co/jn4Ikqrgct" / X
![Rasmus 🧔🏻⚒ on Instagram: “#urchin #fossils 🏵 #preserved in #flint echinocorys and galerites sp. 🪨 from #nordjylland 🌍 #denmark 🇩?… | Fossils, Urchin, Fossil Rasmus 🧔🏻⚒ on Instagram: “#urchin #fossils 🏵 #preserved in #flint echinocorys and galerites sp. 🪨 from #nordjylland 🌍 #denmark 🇩?… | Fossils, Urchin, Fossil](https://i.pinimg.com/736x/58/eb/ae/58ebae3b289fd90abc2dab37672dfd7e.jpg)