A TREATISE ON ZOOLOGY 



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VOLUMES READY 

 Part I. (First Fascicle) INTRODUCTION AND 



PROTOZOA. By Sir Ray Lankestek, K.C.B., F.R.S. ; 



Prof. S. J. HiCKSON, M.A., F.R.S. ; F. W. Gamble, 



D.Sc, F.R.S. ; A. Willey, M.A., D.Sc, F.R.S. ; J. J. 



Lister, F.R.S. ; H. M. Woodcock, D.Sc. ; and the late 



Prof. Weldox. 

 Part I. (Second Fascicle) INTRODUCTION AND 



PROTOZOA. By J. B. Farmer, D.Sc, :\1.A., F.R.S. ; 



J. J. Lister, F.R.S. ; E. A. Minchin, M.A. ; and S. J. 



HiCKsoN, F.R.S. 

 Part II. THE PORIFERA AND COELENTERA. 



By Sir Ray Lankester, K.C.B., F.R.S. ; E. A. Minchin, 



M.A. ; G. Herbert Fowler, B.A., Ph.D. ; and Gilbert 



C. Bourne, M.A. 

 Part III. THE ECHINODERMA. By F. A. Bather, 



M.A., assisted by J. W. Gregory, D.Sc, and E. S. 



Goodrich, M.A. 

 Part IV. THE PLATYHELMIA, THE MESOZOA, 



and THE NEMERTINI. By Prof. Benhaji, D.Sc 

 Part V. MOLLUSCA. By Dr. Paul Pelseneer. 

 Part VII. APPENDICULATA (Third Fascicle: 



CRUSTACEA). By W. T. Calman, D.Sc 

 Part IX. VERTEBRATA CRANIATA (First Fas= 



cicle: FISHES). By E. S. Goodrich, M.A. , F.R.S. 



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