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Gnathifères

Gnathifera

Body symmetry

Namigai et al 2014
symétrique bilatéralement
URI : http://purl.obolibrary.org/obo/PATO_0001324

Définition : 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

Définition : A cellularity quality inhering in a bearer by virtue of the bearers consisting of more than one cell. [ PATOC:GVG ]

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extinction status

Paleobiology Database
extant
URI : http://eol.org/schema/terms/extant

Définition : This taxon is still in existence, as opposed to extinct.

Attribution : http://en.wikipedia.org/wiki/Extant_taxon

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first appearance

Paleobiology Database

48.6 il y a un million d’années

(max)
Paleobiology Database
époque éocène
URI : http://resource.geosciml.org/classifier/ics/ischart/Eocene

Attribution : International Chronostratigraphic Chart: http://www.stratigraphy.org/index.php/ics-chart-timescale

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last appearance

Paleobiology Database
âge langhien
URI : http://resource.geosciml.org/classifier/ics/ischart/Langhian

Attribution : International Chronostratigraphic Chart: http://www.stratigraphy.org/index.php/ics-chart-timescale

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Paleobiology Database

13.82 il y a un million d’années

(minimum)

number of fossil occurrences

Paleobiology Database

3