CONTENTS 



Page 



Officers of the Academy, 1877, p. (v) ; 1868 3 



Members ( vl ) 



Charter 5 



Constitution 7 



By-laws • 12 



Engelmann, G —Notes on the Genus Turca 17, 210, 371 



Riley— On a new Genus in the Lepidopterous Family Tineida;, with 



Remarks on the Fertilization of Tucca 55 



Walsh, B. D. — Descriptions of North American Hymenoptera, with 



Notes by E. T. Cresson 65 



Wislizenus— Atmospheric Electricity 167 



Hayes— Catalogue of Earthquakes in 1S71, p. 173; in 1872-3 243 



Riley — Supplementary Notes on Pronuba Tuccasella ■■ 17S 



Gage— On the Occurrence of Iron Ores in Missouri 1S1 



Riley— Hackberry Butterflies. Descriptions of the Early Stages of 



Apatura Lycaon Fabr. and Apatura Herse Fabr. ; with Remarks 



on their Synonymy 193 



Riley— On the Oviposition of the Yucca Moth 20S 



Riley— Descriptions of two new subterranean Mites 215 



Broadhead, G. C — On the Well at the Insane Asylum, St. Louis 



County 2I ° 



Broadhead, G. C— Occurrence of Bitumen in Missouri 224 



Gage— Results of Investigations of Indian Mounds 226 



Riley — Descriptions and Natural History of two Insects which brave 



the Dangers of Sarracenia variolaris 235 



Riley — Description of two new Moths . . 240 



Schmidt— On the Forms and Origin of the Lead and Zinc Deposits 



of Southwest Missouri 246 



Marcou — On the Terebratula Mormonii 252 



Sawyer— On Climatic Change in Illinois — its Cause 255 



Schmidt— Iron Manufacture in Missouri : A General Review of the 



Metallurgical Districts and their Resources 261 



Riley — Remarks on Canker-worms, and Description of a new Genus 



of PhalcenidcB 273 



Riley— Notes on the Natural History of the Grape Phylloxera (P. 



vastatrix Planchon) 281 



