Holothuroidea - Dendrochirotida

Alternative spelling: Calclamniidae

Full reference: D. L. Frizzell and H. Exline. 1955. Monograph of fossil holothurian sclerites. Bulletin of the Missouri University School of Metallurgy and Mines, Technical series 89:1-204

Parent taxon: Dendrochirotida according to J. Bohaty and H.-G. Herbig 2010

Sister taxa: Andenothyone, Binoculites, Cucumariidae, Heterothyonidae, Phyllophoridae, Priscoligula, Priscopedatoides, Pseudostaurocumites, Psolidae, Schlumbergeritidae, Sclerodactylidae

Subtaxa: Calclamna, Calclamnella, Calclamninae, Calclamnoidea, Curvatella, Elgerius, Eocaudiniinae, Fissobractites, Gutschickia, Harrisina, Hodsonina, Jolfacaudina, Mortensenites, Pachopsites, Paracucumarites, Parvioctoidus, Petropegia, Praecaudina, Thuroholia, Yorkshirella

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Ecology: stationary epifaunal suspension feeder-detritivore