. The skeleton of the black bass . 1^2 a ^«^ Cornell UniversityLibrary The original of this book is inthe Cornell University Library. There are no known copyright restrictions inthe United States on the use of the text. U. S. COMMISSION OF FISH AND FISHERIES,GEORGE M. BOWERS, Commissioner. THE SKELETON OF THE BLACK BASS. BY Dr. R. W. SHUKELDX. ,;j:»;f Extracted from U. S, Fish Commission Bnlletiu for 1899. Pages 311 to 320. Plate 44. WASHINGTON: GOVERNMENT PRINTING hj^^\^L Bull. U, S. F, C. 1899 (Toface page 311.) Plate UJ ?^ THE SKELE


. The skeleton of the black bass . 1^2 a ^«^ Cornell UniversityLibrary The original of this book is inthe Cornell University Library. There are no known copyright restrictions inthe United States on the use of the text. U. S. COMMISSION OF FISH AND FISHERIES,GEORGE M. BOWERS, Commissioner. THE SKELETON OF THE BLACK BASS. BY Dr. R. W. SHUKELDX. ,;j:»;f Extracted from U. S, Fish Commission Bnlletiu for 1899. Pages 311 to 320. Plate 44. WASHINGTON: GOVERNMENT PRINTING hj^^\^L Bull. U, S. F, C. 1899 (Toface page 311.) Plate UJ ?^ THE SKELETON OF THE BLACK BASS. By Dr. R. W. SHUFELDT. Upward of twenty years ago a special interest was taken by me in the osteologyof the large-mouth black bass {Micropterus salmoides) from having discovered in theskeletons of one or two specimens of that species a pair of free ribs articulating withthe base of the skull or occiput. As this peculiar anatomical character had neverbeen noted by me before in any of the true bony fishes (Teleostei), it was at the timedeemed worthy of scientific record, and so, under the title of Osteology of the large-mouthed black bass (Micropterus salmoides),^ there was printed in Science, of Cam-bridge, Mass., May 2,1884, a brief account of this interesting point in the skeletonof Micropterus. It was there stated that this peculiarity consists in a pair of freely articulatedribs at the base of the occiput. Their heads are received in a shallow facet on eitherside situated just above and rather internal to the foramen for the vagus


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