Glossary

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Category: Glossary

Published: 18 April 2009

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Under construction - For now we propose you use the Glossary as taken from the SERTC Echinoderm Taxonomy Workshop manual

 

Aboral: away from / opposite the mouth.

Ambulacrum (pl. ambulacra): area of the body that bears tube feet; the central part of an ambulacrum is called the radius.

Anal papillae: radially placed papillae encircling the anus.

Anal teeth: anal papillae that are so heavily calcified that they form hard structures.

Anastomosis: joining of branching structures forming a network

Anchor: ossicle shaped as an anchor

Anchor plate: rounded

Anus:

Apodous (apodan):

Appendage:

Arborescent:

Autoevisceration:

Basket:

Brooding:

Bippinaria:

Brachiolaria

Bivium:

Button:

Calcareous ring:

Calcite:

Cartilagenous ring:

Cloaca:

Cloacal retractor muscle:

Coelomic cavity

Congeners (congeneric):

Cuvierian tubules (organ of Cuvier):

Dendritic:

Digitate:

Disc (table):

Disc (terminal): see endplate

Distal:

Dorsal:

Echinopluteus: (pl. echinoplutei):

Ellipsoid:

Fission:

Fissipareous:

Evisceration:

Holotype:

Interambulacrum (pl. interambulacra):

Interradius (pl. interradii):

Interradial plate:

Intertidal: a zone of the seashores that is exposed to tidal action

Introvert:

Larva (pl. larvae):

Lecitotrophy:

Lectotype:

Longitudinal muscle:

Madreporite:

Mesentry

Miliary granule:

Neotype:

Oral:

Ophiopluteus (pl. ophioplutei):

Ossicle: also called spicule or calcareous deposit

Papilla (pl. papillae):

Paratype

Paralectotype:

Peltate:

Pentactula:

Perforated plate:

Peristaltic:

Planktotrophy:

Polian vesicle:

Radial Plate:

Respiratory tree

Rete mirabile:

Retractor muscle:

Rod:

Rosette:

Sensory cup:

Sole:

Stone canal:

Syntype:

Table:

Tentacle:

Tentacle ampullae:

Trivium:

Tube feet:

Ventral:

Vittelaria:

Wheel: