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Pteroeides griseum var. brevispinosum Kolliker 1869

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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mineralized skeleton contains

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

Definition: Calcium carbonate (CO3Ca), calcite structure

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skeleton structure

World Register of Marine Species
endoskeleton
URI: http://purl.obolibrary.org/obo/UBERON_0010362

Definition: internal support structure of an animal, composed of mineralized tissue.

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visual system

Picciani et al 2018
photoreceptor cell
URI: http://purl.obolibrary.org/obo/BTO_0001060

Definition: A specialized cell type in a multicellular organism that is sensitive to light.

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