| Specimen ID | 242903 |
| Group | Mollusks-Gastropods |
| Genus | Potamopyrgus |
| Species | antipodarum |
| Common Name | New Zealand mudsnail |
| State | CA |
| County | Calaveras |
| Locality | Lower Calaveras River and Morman Slough near Jenny Lind |
| Mapping Accuracy | Accurate |
| HUC8 Name | Upper Calaveras California |
| HUC8 Number | 18040011 |
| HUC10 Name | Calaveras River |
| HUC10 Number | 1804001103 |
| HUC12 Name | North Gulch-Calaveras River |
| HUC12 Number | 180400110306 |
| Map | |
| Collection Day | 23 |
| Collection Month | 1 |
| Collection Year | 2004 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker |
| Status | established |
| Reference 1 |
| Ref. Number: | 24099 |
| Author: | Unknown. |
| Date: | 2008 |
| Title: | AIM Search Results. |
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| Comments | density = abundant |
| Record Type | Literature |
| Freshwater/Marine | Freshwater |
