CONTENTS OF VOLUME VIII. ■ vo«k 



BY NATHAN BANKS. 



PAGE. 



Art. XIV.— The Arachnida of Colorado 417 



BY THOS. L. CASEY. 



Art. XV. — Coleopterological Notices, VI 435 



BY O. F. COOK AND G. N. COLLINS. 



Art. II. — The Myriapoda Collected by the United States Eclipse Expedi- 

 tion to West Africa, 1889 and 1890 24 



Art. VIII. — A Monograph of Scytonotus. ...... 23 



BY HENRY E. CKAJIPTON, JR. 



Art. V. — Keversal of Cleavage in a Sinistral Gasteropod. . . . 167 



BY HERMAN S. DAVIS. 



Art. XI. — The Parallax of v Cassiopeiae, deduced from Eutherfurd Pho- 

 tographic Measures 301 



Art. XIII. — The Ruth erf urd Photographic Measures of Sixty-two Stars 



about V Cassiopeise. 381 



BY HARRISON G. DYAR. 



Art. VII. — A Classification of Lepidopterous Larvae 194 



Art. XII.— On Certain Bacteria from the Air of New York City. . . 322 



BY HARWOOD HUNTINGTON. 

 Art. VI. — Certain New Derivatives in the Aromatic Series. . . . 171 



BY HAROLD JACOBY. 

 Art. I. — The Parallaxes of n and B Cassiopeia;, deduced from Eutherfurd 



Photographic Measures. ........ 1 



BY ALEXIS A. JULIEN. 



Art. IV. — A Study of the New York Obelisk as a Decayed Boulder. . 93 



