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Family ACTINOSTOLIDAE Carlgren, 1932

Diagnosis

Nyantheae with basilar muscles and mesogloeal marginal sphincter; column commonly smooth, rarely tuberculate or with papillae. Tentacles regularly arranged; their aboral sides sometimes with nematocyst batteries, sometimes thickened. Mesenteries not divisible into marcocnemes and microcnemes. Younger mesenteries not bilaterally arranged. Retractor muscles diffuse, rarely circumscribed. No acontia.

 

History of changes

Note that this list may be incomplete for dates prior to September 2013.
Published As part of group Action Date Action Type Compiler(s)
05-Aug-2022 NYNANTHEAE Carlgren, 1899 13-Aug-2013 MOVED Dr Bronwen Scott
05-Aug-2022 28-Feb-2011 MODIFIED
05-Aug-2022 09-Nov-2010 MOVED
05-Aug-2022 09-Nov-2010 MOVED
13-Jul-2010 MODIFIED