Miller, W. B. (1984). Three new species of Sonorella (Gastropoda: Pulmonata: Helminthoglyptidae) from Arizona. Proceedings of the Biological Society of Washington. 97(4): 681-687.
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Miller, W. B.
1984
Three new species of <i>Sonorella</i> (Gastropoda: Pulmonata: Helminthoglyptidae) from Arizona
Proceedings of the Biological Society of Washington