Sedentaria
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Sed·en·tar·ia | \ ˌsedᵊn‧ˈta(a)rēə \
Definition of Sedentaria
in some classifications
: a division of Polychaeta comprising sedentary usually tube-dwelling worms with reduced parapodia and sense organs and typically with highly developed filamentous anterior respiratory organs or gills — compare errantia , sabellaria
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