Lea I. (1858). Descriptions of a new Helix and two new Planorbis. Proceedings of the Academy of Natural Sciences of Philadelphia. 10: 41 [after 30 March; before 19 April].
290380
Lea I.
1858
Descriptions of a new <i>Helix</i> and two new <i>Planorbis</i>
Proceedings of the Academy of Natural Sciences of Philadelphia