CONTENTS OF VOLUME X. 



BY A. A. TYLER. 



PAGES. 



Art. I.— The Nature and Origin of Stipules; Plates I— III . . 1-49 



BY HENRY E. CRAMPTON, JR. 



Art. II.— The Ascidian Half-Embryo; Plates IV-V . . . 50-57 



BY HERMAN S. DAVIS. 



Art. III. — The Eutherfurd Photographic Measures of Sixty-five Stars 



near61Cygm 58-122 



BY HERMAN S. DAVIS. 



Art. IV. — The Parallax of 61 1 Cygni, deduced from the Eutherfurd 



Photographic Measures 122-160 



BY HERMAN S. DAVIS. 



Art. V. — The Eutherfurd Photographic Measures of Thirty-four Stars 



near "Bradley 3077." 161-187 



FRANK SCHLESINGER. 



Art. VI. — The Prsesepe Group; Measurement and Eeduction of the 



Eutherfurd Photographs 189-286 



