| Reference no. | Cutler, E.B., 1994 |
| Ecosystem | Cold Temperate Northeast Pacific |
| Status | native |
| Abundance | |
| Lifestage | adults |
| Regional database | |
| Remarks | Known from west coast of USA from Oregon to southern California at intertidal depths. Lives in burrows made by other animals, frequently pholad bivalvesm in intertidal shales or sandstones (Ref. 1840, p. 150). |