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Phacopida

James St. John cc-by-3.0

Phacopida is an order of trilobites. There are 729 species of Phacopida, in 225 genera and 16 families. It includes groups like Pilekiidae.

EOL has data for 3 attributes, including:

Body symmetry
- URI: http://eol.org/schema/terms/body_symmetry
- Definition: overall repetitive or reflective pattern in the body of one individual of this taxon. eg: bilateral symmetry, rotational symmetry, radial symmetry
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bilaterally symmetric
- URI: http://purl.obolibrary.org/obo/PATO_0001324
- Definition: being symmetric about a plane running from frontal end to caudal end (head to tail), and having nearly identical right and left halves
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cellularity
- URI: http://purl.obolibrary.org/obo/PATO_0001992
- Definition: An organismal quality inhering in a bearer by virtue of the bearers consisting cells. [ PATOC:GVG ]
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multicellular
- URI: http://purl.obolibrary.org/obo/PATO_0001993
- Definition: A cellularity quality inhering in a bearer by virtue of the bearers consisting of more than one cell. [ PATOC:GVG ]
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mineralized skeleton contains
- URI: https://eol.org/schema/terms/mineralizedSkeletonContains
- Definition: Component found in mineralized skeletal tissue, (a specialized form of biogenic tissue in which the extracellular matrix is mineralized, and which functions in mechanical and structural support.)
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calcite
- URI: http://purl.obolibrary.org/obo/CHEBI_46719
- Definition: Calcium carbonate (CO3Ca), calcite structure
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Known occurrences, collected specimens and observations of Phacopida. View this species on GBIF

James St. John cc-by-3.0

Phacopida includes 4 children: