CONTENTS OF VOL I 



No. i. October, 1899. 



PAGES 



I. MAYNARD M. METCALF. 



Some Relations between Nervous Tissue and 



Glandular Tissue in the Tunicata ... 1-6 



II. T. H. MORGAN. 



Regeneration of Tissue composed of Parts of 



Tivo Species 7-14 



III. ANNE MOORE. 



Dinophilus Gardineri (Sp. Nov.} . . . . 15-18 



IV. GARRY DE N. HOUGH. 



Some Muscinae of North America . . . . IQ-33 



V. C. W. HARGITT. 



Experimental Studies upon Hydromedusae . 3 5 -51 



BIBLIOGRAPHY AND PUBLICATION 53~56 



No. 2. January, 1900. 



I. J. M. PRATHER. 



The Early Stages in the Development of the 



Hypophysis of Amia Calva 57~So 



II. VERNON L. KELLOGG. 



An Extraordinary New Maritime Fly . . . 8187 



iii 



