185. Skeleton of a frog ; prepared by insects ; the great divisions being displayed separately upon a black-board. Shows the absence of ribs ; the transverse processes of the vertebrae ; the formation of the body of the scapula in two pieces ; the large coracoid bones meeting upon the median line ; the slender clavicles ; the fusion of the radius and ulna, and of the tibia and fibula. 1862.
Mr. Wm. , Andrews, Janitor of the College.
186. Ligamentary skeleton of same ; by Mr. P. 1860.
Mr. Henry S. Plympton, med. student.
187. Ligamentary skeleton of a striped basse (Labrax linea- tus) ; by Dr. H. 1855. Dr. 0. W. Holmes.
188. Cranium of a large cod ; lig'y preparation, by Dr. H. 1855. Dr. 0. W. Holmes.
189. A second specimen, prepared by Dr. H., to show the ver- tebral formation. 1855. Dr. 0. W. Holmes.
190. A third specimen. The numerous bones have been sepa- rated, attached to a black-board, and numbered and labelled to correspond to Prof. Owen's system (Archetype and Homologies of the Vertebrate Skeleton). 1855.
Dr. 0. W. Holmes.
��V. ANATOMICAL VARIETIES.
191. Interparietal bone. 1847. Dr. J. C. Warren.
192. A second, very large. 1847. Dr. J. C. Warren.
193. A third, confined to the left side. 1847.
Dr. J. C. Warren.
194. Wormian bone, of the size of the finger-nail, and about the middle of the sagittal suture an unusual situation. From a child four or five years of age. There is also a want
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