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CONTENTS. 



ILLUSTRATED CATALOGUE OF THE MUSEUM OE COMPARATIVE ZOOLOGY, 

 AT HARVARD COLLEGE. 



No. 8. THE ZOOLOGICAL RESULTS OF THE HASSLER EXPEDITION. 



Part I. Echini Crinoids and duals. By Alexander Agassiz and L. F. de Pourtales. 

 pp. 50. With 15 cuts and 10 Plates. February, 1874. 



Part II. Ophinridse and Astrophytidae, including those dredged by the late Dr. W. Stimpson. 

 By Theodore Lyman, pp. 30. With "> Plates. February, 1875. 



No. 10. THE AMERICAN BISONS, Living and Extinct. By J. A. Allen, ix. pp. 246. With l-l 

 Plates and a Map. September, 1876. 



