Taxa Count: 9

PRODUCTELLIDAE

Desmoinesia Hoare, 1960

Hystriculina Muir-Wood & Cooper, 1960

Marginifera wabashensis (Norwood & Pratten, 1855)

Productella Hall, 1868

Productella coloradensis Kindle, 1909

Productella coloradensis plicatus (Kindle, 1909)

Productella depressa Haug, 1905

Productus muricatus (Norwood & Pratten, 1855)

Sandia Sutherland & Harlow, 1973