Johnson, Herbert P. 1897. A preliminary account of the marine annelids of the Pacific coast, with descriptions of new species. Proceedings of the California Academy of Sciences, Ser. 3, 1(5): 153-199.
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Johnson, H. P.
1897
A preliminary account of the marine annelids of the Pacific coast, with descriptions of new species
Proceedings of the California Academy of Sciences, Ser
Issue published Dec 11 1897. Journal full volume link below. Plates as printed are extremely faint and may be unreadable in scans. Page by page access: http://hdl.handle.net/2027/mdp.39015069710294