Cyathaspidida

Cyathaspidida is an order of . There are 13 species of Cyathaspidida, in 8 genera and 4 families. This order has been around since the silurian period.

URI: http://resource.geosciml.org/classifier/ics/ischart/Silurian
Attribution: International Chronostratigraphic Chart: http://www.stratigraphy.org/index.php/ics-chart-timescale

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EOL has data for 5 attributes, including:

first appearance
- URI: http://eol.org/schema/terms/FossilFirst
- Definition: The first appearance of this taxon in the fossil record.
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443.4 million years ago
motility
- URI: http://www.wikidata.org/entity/Q33596
- Definition: ability to move spontaneously and actively, consuming energy in the process
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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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number of fossil occurrences
- URI: http://eol.org/schema/terms/fossilOccPBDB
- Definition: The number of fossil occurrences in the Paleobiology Database (https://paleobiodb.org) that are identified as belonging to a particular taxon or any of its subtaxa.
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5

Cyathaspidida includes 4 children: