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names in breadcrumbs
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Unresolved name
Unresolved name:
Arthropods
»
Ostracodes
»
Beyrichiocopa
»
Bolliidae
«
Xystinotus
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Body symmetry
extinction status
first appearance
last appearance
number of fossil occurrences
sexual system
skeleton structure
first appearance
Paleobiology Database
middle devonian epoch
URI:
http://resource.geosciml.org/classifier/ics/ischart/MiddleDevonian
Attribution:
International Chronostratigraphic Chart: http://www.stratigraphy.org/index.php/ics-chart-timescale
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Paleobiology Database
393.3 million years ago
(max)