| Specimen ID | 4433 |
| Group | Crustaceans-Crayfish |
| Genus | Pacifastacus |
| Species | leniusculus |
| Common Name | Signal Crayfish |
| State | CA |
| Locality | state non-specific |
| Mapping Accuracy | Centroid |
| Centroid Type | State |
| HUC8 Name | California Region |
| HUC8 Number | 18000000 |
| Map | |
| Collection Year | 1989 |
| Year Accuracy | Estimated |
| Potential Pathway | released bait |
| Status | collected |
| Reference 1 |
| Ref. Number: | 1856 |
| Author: | Hobbs, H.H., Jr. |
| Date: | 1989 |
| Title: | An illustrated checklist of the American crayfishes (Decapoda: Astacidae, Cambaridae, and Parastacidae) |
| Journal: | Smithsonian Contributions to Zoology |
| Volume: | 480 |
| Pages: | 1-236 |
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| Comments | Originally entered as P.l. Trowbridgii but changed due to st non-specific locality |
| Record Type | Literature |
| Freshwater/Marine | Freshwater |
