†Hemicyclaspis (vertebrate)
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Petromyzontida - Atelaspidiformes
Parent taxon: Atelaspidiformes according to J. J., Jr. Sepkoski 2002
Sister taxa: Atelaspis, Witaaspis
Subtaxa: none
Ecology: fast-moving nektonic carnivore
Distribution:
• Silurian of Canada (1: Nunavut collection), the United Kingdom (2)
Total: 3 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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