Descripteur : Type of plates

Type du descripteur : categorical

Plate: Porous plate linking adjacent radial-longitudinal partitions (septa, taeniae, etc).
NB: Resembles a flat synapticula.

../images/073plate.png

Type of plates

Interseptal

Interseptal plate: Porous plate linking adjacent radial-longitudinal partitions (septa, taeniae, etc). Resembling flat synapticula.

syn. longitudinal plates

../images/syringocyathus_aspectabilis1.png

Interseptal

../images/alphacyathus_annularis2.png

Longitudinal

Tabular

Tabular plate: Incomplete tabula-like structure limited to several adjacent intersepta.

Hiérarchie

Type of links between intervallar structures
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 |_ Type of plates

Fait partie des groupes