Electron Microscopy Images Pollen Mold Random Insects/Parts Pollen Minerals Pollen Pollen Minerals Extra Stuff Mold Mold Mold Mold Mold Iron Nodules Iron Nodules Iron Nodules Minerals Iron Nodules Iron Nodules Mold Extra Stuff Bug Frass Diatoms Extra Stuff Bug Frass Bacteria Metal Fragments Bacteria Bacteria Bacteria Metal Fragments Iron Nodules Metal Fragments Iron Nodules Cenosphore Extra Stuff Diatoms Extra Stuff Diatoms Diatoms Diatoms Pollen Pollen Pollen Pollen Pollen Mold Pollen Pollen Pollen Metal Fragments Gypsum Pollen Bug Frass Bug Frass Extra Stuff Extra Stuff Moth Scales Metal Fragments Dust Mites Moth Scales Category Name Extra Stuff Random Insects/Parts Random Insects/Parts Bacteria Bacteria