Tylocidaris clavigera, sea urchin
A fossil echinoid (Tylocidaris clavigera) from the Cretaceous rocks of Gravesend, England.
Size: 2906px × 2319px
Photo credit: © Natural History Museum, London / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., animal, britain, cidaridae, cidaroida, clavigera, echinoderm, echinodermata, echinoid, echinoidea, england, euechinoidea, europe, fortey, fossil, fossilised, fossils, gravesend, great, invertebrata, invertebrate, key, kingdom, marine, richard, sea, tylocidaris, uk, united, urchin
