1.eldredgeops,trilobitareninkidney wrote: ↑December 26th, 2019, 1:30 pm 1. Identify this specimen to the genus and class level:
2. What is the difference between Holochroal and Schizochroal eyes? Which type of eyes does this specimen posses?
3. What are the 3 types of trilobite facial sutures?
4. Identify this specimen:
What is this specimen made of?
2.holochroal has 1 cornea, schizochroal has fewer lenses each with its own cornea; this is schizochroal
3.proparian, gonatoparian, opisthoparian
4. Stromatolites; sediment trapped between biofilms of cyanobacteria