Invasive Animal Species / by Sturdivant, Dorothy, author 648255

“…The East African land snail, or giant African land snail, scientific name Achatina fulica, is a species of large, air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Achatinidae. …”
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Handbook of Entomology / by Packard, Zoey, author 648650

“…Although technically incorrect, the definition is sometimes widened to include the study of terrestrial animals in other arthropod groups or other phyla, such as arachnids, myriapods, earthworms, land snails, and slugs. Like several of the other fields that are categorized within zoology, entomology is a taxon-based category, any form of scientific study in which there is a focus on insect related inquiries is, by definition, entomology. …”
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Gastropods and Their Study / by Valdez, Wanetta, author 648779

“…The class includes snails and slugs of all kinds and all sizes: huge numbers of marine snails and sea slugs, as well as freshwater snails and freshwater limpets, and the terrestrial (land) snails and slugs. The class Gastropoda contains a vast total of named species, second only to the insects in overall number. …”
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