Pneumobranchia
plural noun
Pneu·mo·branchia
ˌn(y)üməˈbraŋkēə
variants or Pneumobranchiata
-ˌbraŋkēˈätə,
-ätə
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
Word History
Etymology
New Latin, from pneum- + -branchia or branchiata