INVERTEBRATE GALLERY (Upload#2)

 

From left to right on each line;

* A grasshopper from the Eastern Black Sea region of Turkey

* An approximate application of the golden ratio in a spiral mollusk shell

* A generic trilobite illustration (Paleozoic Era)

* A pill bug from the isopod suborder of Oniscidea

* Spriggina floundersi (Late Ediacaran Period, Neoproterozoic Era, approx. 555 Ma) (position on the phylogenetic tree of animals is uncertain)

* Mopalia muscosa (the mossy chiton, N. American Pacific Coast, marine mollusk inhabiting the intertidal zone)

* Orthoceras (an extinct nautiloid cephalopod from the Middle Ordovician Period, 470-458 Ma)

* the Nautilus


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