ˌn(y)üməˈbraŋkēə noun plural
or pneu·mo·bran·chi·a·ta -ˌbraŋkēˈäd.ə, -äd.ə
Usage: capitalized
Etymology: New Latin, from pneum- + -branchia or branchiata
in former classifications : a group of terrestrial snails (suborder Rhipidoglossa) comprising those (as members of the genus Helicina ) in which the gills are replaced by a respiratory sac