Assertion: mollusk's gill | /r/AtLocation | mantle cavity
Facets:
Source sentences:
text: Mollusca Respiration - Respiration amongst Molluscs is conducted through gills called Ctenidia (ctenidium), located in the mantle cavity (the space between the mantle and the body wall proper) and varies with the Species and with the type of habitat.
text: Most bivalves have a pair of large gills located in their mantle cavity.