EntityQ1323560· pop 14· linked from 119 articlesink sacSign in to saveOrgan in cephalopods used to squirt ink in defenseConnectionscephalopod limbEntityInternational Standard Book NumberEntityMolluscaEntitydigital object identifierEntityCephalopodEntityAmmonoideaEntitymucusEntitymelaninEntitynacreEntitychromatophoreEntityNautiloidEntityColeoideaEntityradulaEntitySpirula spirulaEntitymantleEntityphotophoreEntitynephridiumEntitycuttleboneEntitymollusc shellEntitystatocystEntityCategoriesCephalopod zootomy