†subfamily Calclamninae Boczarowski 2001 (sea cucumber)
Holothuroidea - Dendrochirotida - Calclamnidae
Full reference: A. Boczarowski. 2001. Isolated sclerites of Devonian non−pelmatozoan echinoderms. Palaeontologia Polonica 59:3-220
Parent taxon: Calclamnidae according to A. Boczarowski 2001
Sister taxa: Calclamna, Calclamnella, Calclamnoidea, Curvatella, Elgerius, Eocaudiniinae, Fissobractites, Gutschickia, Hamptonina, Harrisina, Hodsonina, Jolfacaudina, Mortensenites, Pachopsites, Paracucumarites, Parvioctoidus, Petropegia, Praecaudina, Thuroholia, Yorkshirella
Subtaxa: Priscocaudina
Ecology: stationary epifaunal suspension feeder-detritivore
Distribution: found only at Tudorów, Holy Cross Mountains (Devonian of Poland)