Nudibranch. 24 and 25. Hopkinsia rosacea MacFarland - dorsal and lateral views . Views painted by Anna B. Nash of the Hopkins Seaside Laboratory. In: "Opisthobranchiate Mollusca from Monterey Bay ....", Bulletin of the Bureau of Fisheries, Volume 25, 1905. P. 151, Plate XXXI.
Image ID: libr0437, Treasures of the NOAA Library Collection