Holothuroidea - Aspidochirotida - Synallactidae

Full reference: A. Boczarowski. 2001. Isolated sclerites of Devonian non−pelmatozoan echinoderms. Palaeontologia Polonica 59:3-220

Parent taxon: Synallactidae according to A. Boczarowski 2001

Sister taxon: Tribrachiodemas

Subtaxa: Bracchiothuria ancora

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Type: Bracchiothuria ancora

Ecology: epifaunal deposit feeder-suspension feeder