| Citation | Knudsen, J., 1964 Observations of the reproductive cycles and ecology of the common Brachyura and crablike Anomura of Puget Sound, Washington. Pacific Science 18(1):3-33. |
| Ref. | 112151 Knudsen, J., 1964 |
| Page | |
| Named Used as Valid | Hemigrapsus oregonensis |
| Locality | |
| Distribution | Puget Sound. |