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Neohelix

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Neohelix albolabris (Say 1816), ( 28 ) U.S.A.,

Compendium Landshell, p.136

Neohelix alleni (Sampson 1883), ( ) U.S.A.,

Missouri Mollusks

Neohelix dentifera (Binney 1837), ( 24 ) U.S.A. N.E,

Compendium Landshell, p.136

Neohelix divesta (Gould 1848), ( ) U.S.A.,

Missouri Mollusks