IUCN threat status:

Not evaluated

Comprehensive Description

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General Description

Autozooids with cryptocystidean frontal shield, evenly perforate, or with marginal pores only. Primary orifice with define anter and poster, with well defined condyles; poster often narrowed to constitute a sinus. Oral spines present or absent. Avicularia adventitious and/or vicarious, or absent. Ovicell present. Vertical walls with multiporous septula or basal pore chambers.

(Hayward and Ryland, 1999)


Creative Commons Attribution Non Commercial 3.0 (CC BY-NC 3.0)

© Natural History Museum, London

Source: Bryozoa of the British Isles

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