Unresolved name

Unresolved name: Chordates » Pteraspidomorpha » NO_ORDER_SPECIFIED «

Drepanaspidae

first appearance

Paleobiology Database

306.95 million years ago

(max)
Paleobiology Database
kasimovian age
URI: http://resource.geosciml.org/classifier/ics/ischart/Kasimovian

Attribution: International Chronostratigraphic Chart: http://www.stratigraphy.org/index.php/ics-chart-timescale

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last appearance

Paleobiology Database
triassic period
URI: http://resource.geosciml.org/classifier/ics/ischart/Triassic

Attribution: International Chronostratigraphic Chart: http://www.stratigraphy.org/index.php/ics-chart-timescale

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Paleobiology Database

201.3 million years ago

(min)

motility

Paleobiology Database
actively mobile
URI: http://eol.org/schema/terms/activelyMobile

Definition: uses self-propelled locomotion to change location on a regular basis

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(adult)

number of fossil occurrences

Paleobiology Database

15