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Ptychagnostus seminula (Whitehouse 1939)

Body symmetry

Namigai et al 2014
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

Cellularity and growth form
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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geographic distribution

North Atlantic Species List
North Atlantic
URI: http://www.marineregions.org/mrgid/1912

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Canada Species List
Canada
URI: http://www.geonames.org/6251999

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mineralized skeleton contains

Mineralogy
calcite
URI: http://purl.obolibrary.org/obo/CHEBI_46719

Definition: Calcium carbonate (CO3Ca), calcite structure

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