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65. List of Extinct Vertebrata, the remains of which liave been dis- 
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66. Notices of souk- Remains of Extinct Fislies, Proc. Acad. IX, 1857, 
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67. On New Red Sandstone Fossils from tlie Gwyunedd Tunnel N. P. 
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68. Rectification of the References of the Extinct ^lanimalian (ien<'ra 
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69. On the Dentition of 3Iososaurus. Proc. Acad. 1857, p. 176. 
70. Notices of Remains of Extinct Vertebrata, from the Valley of the 
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71. Remarks on Fossil Mammalia from Nebraska. Proc. Acad. 1858, p. 7. 
72. Notice of Remains of Extinct Vertebrata from the Valley of the 
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73. Renuirks on a Cast of a Mastodon Tooth. I'roc. Acad. 1858, 
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74. Remarks on Fossil Remains from Nebraska. Proc. Acad. 1858> 
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79. Remarks on Fossils from Betliany, Va., and also from tlie (ireen- 
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