. Bulletin of the United States Fish Commission. Fisheries -- United States; Fish-culture -- United States. Bull- U. S. B. F., 1921-22. (Doc. 922.). 204 205 FiG. iyS.—The winkle, Neverita duplicate Fig. 199.— Valve of a sea mussel which has been perforated by one of the winkles. Neveriia duplicate or Lunatiakei Fig. 200.—The winkle, Lunatiakeros. Fig. 201.—The oyster drill, i 'rosaipinx an?rev. ami a mussel shell it had perforated. Fir,. 202.—The dog whelk, Purpura lapillu r, and a mussel shell it had perforated. Fig. 203.— Thestarfish, Aslerias f^rbesii, attacking a mussel. Fig. 204.—The conc

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. Bulletin of the United States Fish Commission. Fisheries -- United States; Fish-culture -- United States. Bull- U. S. B. F., 1921-22. (Doc. 922.). 204 205 FiG. iyS.—The winkle, Neverita duplicate Fig. 199.— Valve of a sea mussel which has been perforated by one of the winkles. Neveriia duplicate or Lunatiakei Fig. 200.—The winkle, Lunatiakeros. Fig. 201.—The oyster drill, i 'rosaipinx an?rev. ami a mussel shell it had perforated. Fir,. 202.—The dog whelk, Purpura lapillu r, and a mussel shell it had perforated. Fig. 203.— Thestarfish, Aslerias f^rbesii, attacking a mussel. Fig. 204.—The conch, Busycon carica. Fig. 205.—The conch, Busycon canali<ulut<!. feeding on a Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States Fish Commission. Washington, The Commission, Govt. Print. Off

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Keywords: ., book, bookcentury1900, bookcollectionbiodiversity, bookdecade1920