Lee, C. B. (1951). Succinea vaginacontorta (Section Calcisuccinea), a new amber snail from Kansas. Occasional Papers of the Museum of Zoology, University of Michigan. 533: 1-7, plates 1-2.
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Lee, C. B.
1951
<i>Succinea vaginacontorta</i> (Section <i>Calcisuccinea</i>), a new amber snail from Kansas.
Occasional Papers of the Museum of Zoology, University of Michigan