Polished Sutured Ammonite - 4.06" Phylloceras rockinaboxapatosaurus Filaments are 6 micrometers in

Filaments are 6 micrometers in diameter — 10× thinner than a human hair

Our ice age began 2

K-Pg Boundary Material (c

Over 420 million years ago

" the Permian-Triassic Extinction Event is the largest extinction event in the history of the planet

Polished Sutured Ammonite - 4.06" Phylloceras rockinaboxapatosaurus Filaments are 6 micrometers inAmmonites are an extinct group of cephalopods that entered the fossil record 400 million years ago. This specimen is a 4. 06" polished Phylloceras fossil from Madagascar. This particular genus of ammonite had beautiful suture patterns that cross their shells like feathered jigsaw pieces and make fantastic display pieces. A stand and informational card is included with each fossil.