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Pneumobranchia

plural noun
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Pneu·​mo·​branchia | \ ˌn(y)üməˈbraŋkēə \
variants: or Pneumobranchiata \ -​ˌbraŋkēˈätə , -​ätə \

Definition of Pneumobranchia

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

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History and Etymology for Pneumobranchia

New Latin, from pneum- + -branchia or branchiata

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“Pneumobranchia.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Pneumobranchia. Accessed 26 Feb. 2021.

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