Dersingham Bog Great Grey Shrike Great Grey Shrike and Green Woodpecker (lower) Small Copper
Tuesday, October 23, 2007
Fossil
I collected this crinoid (or sea-lily) ossicle today at Orton Brick Pit, Peterborough. It is probably of the genus Pentacrinites and is from the Jurassic and is probably mor ethan 160 million years old.