Across
- 6. the product of anoxygenic photosynthesis
- 7. the phyla of photosynthesizing guys
- 8. trace fossil of microbial mats
- 9. the event that changed everything!
Down
- 1. light into energy
- 2. the name of my paleo prof who I love
- 3. small preserved feature of some mats
- 4. a type of stromatolite
- 5. Iron > 50µm