In Lamarck's classification (1801–12), one of three orders of Annelida, distinguished from Apoda and Antennata, and containing the sedentary or tubicolous worms: opposed to Errantia.
--
2. The sedentary spiders: same as Sedentariæ.
2. As aranhas sedentárias: o mesmo que Sedentariæ.
3. A suborder of peritrichous ciliate infusorians, containing those which are sedentary, as the Vorticellidæ: distinguished from Natantia.
3. Uma subordem de infusorianos ciliados peritricos, contendo aqueles que são sedentários, como o Vorticellidæ: distinguido de Natantia.