| 词条 | Dactylochirotida |
| 释义 |
| name = Dactylochirotida | regnum = Animalia | phylum = Echinodermata | classis = Holothuroidea | subclassis = Dendrochirotacea | ordo = Dactylochirotida | ordo_authority = Pawson and Fell, 1965 | subdivision_ranks = Families | subdivision =Rhopalodinidae Vaneyellidae Ypsilothuriidae }} Dactylochirotida is an order of primitive sea cucumbers. Unlike other sea cucumbers, their tentacles are not divided into multiple branches, and the body is enclosed within a flexible shell-like structure called a test. References{{cite book |author= Barnes, Robert D. |year=1982 |title= Invertebrate Zoology |publisher= Holt-Saunders International |location= Philadelphia, PA|page= 995|isbn= 0-03-056747-5}}{{Taxonbar|from=Q2490505}}{{echinoderm-stub}} 1 : Holothuroidea |
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