Descriptions of new species of marine Invertebrata from Puget Sound, collected by the naturalists of the North-west Boundary Commission, AH Campbell, Esq., Commissionerv. 16Academy of Natural Sciences153–161
Stimpson, William. 1864. "Descriptions of new species of marine Invertebrata from Puget Sound, collected by the naturalists of the North-west Boundary Commission, AH Campbell, Esq., Commissioner." Proceedings of the Academy of Natural Sciences of Philadelphia, 16 153–161.