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417
million years ago |
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417
million years ago |
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Devonian
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Devonian
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note:
the locations of the continents and ecosystems are correct for the EARLY
Devonian, but the fossils shown are for the entire Devonian period.
|
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|
Ichthyostega
stensioei |
Acanthostega
gunnari |
Sphenonectris |
Ischnacanthus |
Elpistostege |
Pionapsis |
Gladiobranchus |
Eusthenopteron
foordi |
Bothriolepis canadensis |
Dipterus |
Scaumenacia |
Dunkleosteus
terrelli |
Tristichopterus
alatus |
Cheirocanthus |
Pteraspis |
Osteolepis
macrolepidotus |
Millerosteus |
Sauripteris |
Coccosteus
cupidatus |
Hexagonaria |
Paraspirifer |
Phacops
rana |
Heliophyllum |
Actinostroma |
Cornuproetus |
Arthrocantha |
Hyndoceras |
Centroceras |
Chebbites |
Sporadoceras |
Discoclymenia |
Erbenoceras |
Manticoceras |
Geesops |
Hexagonaria |
Pionaspis |
Tiktaalik
roseae |
Cornellites |
Beloceras |
Botryocrinus |
Agoniatites |
Holoptychius |
Dactylocrinus |
Cephalaspis
uternaria |
Hemicyclaspis |
Cheirolepsis |
Homostius |
Pterichthyodes |
Poraspis |
Designathus |
Erbenoceras advolens |
Pleuronoceras |
Hyneria |
Limnomis |
Gryacanthus |
Tribliocrinus flatheanushacops |
Eusthenopteron foordi |
Gorgonichthys clarki |
Heinzichthys gouldi |
Mylostoma variable |
