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Pulmonate


Adjective

1. (anatomy) Having lungs or similar organs. (wiktionary.org)

2. (biology) Of or relating to a subclass (Pulmonata) of gastropod mollusks having a respiratory sac and comprising most land snails and slugs and many freshwater snails. (merriam-webster.com)

Noun

1. The Pulmonata, or “pulmonates”, are an informal group (previously an order, and before that a subclass) of snails and slugs characterized by the ability to breathe air, by virtue of having a pallial lung instead of a gill, or gills. The group includes many land and freshwater families, and several marine families. (wikipedia.org)

2. Any pulmonate mollusc. (thefreedictionary.com/)

3. (Subclass Pulmonata), any of various land, freshwater, and marine snails belonging to the class Gastropoda (phylum Mollusca) that have lost their ancestral gills and breathe instead by means of a “lung”—a highly vascularized saclike modification of the mantle cavity. (global.britannica.com/)


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