Kalmar "phylum Annelida" tana nufin ƙungiyar taxonomic na dabbobi waɗanda ke da alaƙa da sassan jikinsu da kasancewar bristles da ake kira chaetae. Wannan phylum ya haɗa da kwayoyin halitta irin su tsutsotsi na ƙasa, leches, da tsutsotsi na ruwa.
