Pyrgulopsis torrida Hershler et al., 2016

Little Sycamore pyrg



Taxonomy & Nomenclature



Conservation Status


Last record: 2000



Ventura County, California, USA


Biology & Ecology




Holotype: SBMNH 74238

Paratypes: SBMNH 46092






Original scientific description:

Hershler, Robert, Liu, Hsiu-Ping, Babbitt, Caitlin, Kellogg, Michael G. and Howard, Jeanette. (2016). Three new species of western California springsnails previously confused with Pyrgulopsis stearnsiana (Caenogastropoda, Hydrobiidae). Zookeys 601: 1-19. 


Other references:

Cowie, Robert H., Régnier, Claire, Fontaine, Benoît, and Bouchet, Philippe. (2017). Measuring the Sixth Extinction: what do mollusks tell us? The Nautilus 131(1): 3-41.

Hershler, Robert and Liu, Hsiu-Ping. (2017). Annotated Checklist of Freshwater Truncatelloidean Gastropods of the Western United States, with an Illustrated Key to the Genera.  Technical Note 449. U.S. Department of the Interior, Bureau of Land Management, National Operations Center, Denver, CO.


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