Head of a Pterygotus sea scorpion, on white background

Head of a Pterygotus sea scorpion, on white background. Pterygotus sea scorpion was a carnivorous marine fish that lived in the seas of the Palaeozoic Era

Abdomen Acutiramus Antenna Burgess Carapace Devonian Directly Eurypterid Exoskeleton Limbs Merostomata Organism Paleobiology Paleozoic Proboscis Pterygotidae Pterygotus Scorpion Shale Silurian Thorax

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