IH^X 



TABLE OF CONTENTS. 



Formicariidae. 



I- 7 ; 137-140; 

 By M. A. Car- 



By Earl 



Title-page and Table of Content^ 



List of Plates 



List of Figures in Text 



Errata and Corrigenda 



Editorial Notes 



I. Notes on Costa Rican 



riker, Jr. 

 II. Vertebrate Fossils from the Fort Union Beds 



Douglass ........ 



III. A Preliminary List of the Lepidoptera of Western Penn- 



sylvania Collected in the Vicinity of Pittsburgh. 

 By Henry Engel ...... 



IV. The Fauna of the Upper Devonian in Montana. Part I. 



The Fossils of the Red Shales. By Percy E. Ray- 

 mond ......... 



V. Description of a New Species of Procamelus from the 

 Upper Miocene of Montana, with Notes upon Pro- 

 caiiiehis madisonius Douglass. By Earl Douglass. 

 VI. Some Sections of the Conemaugh Series between Pitts- 

 burgh and Latrobe, Pennsylvania. By Percy E. 

 Raymond ........ 



VII. A Preliminary List of the Unionidse of Western Pennsyl- 

 vania, with New Localities for Species from East- 

 ern Pennsylvania. By A. E. Ortmann 

 VIII. A Geological Reconnaissance in North Dakota, Montana, 

 and Idaho, with Notes on Mesozoic and Cenozoic 

 Geology. By Earl Douglass 

 IX. A Botanical Survey of Presque Isle, Erie County, Penn- 

 sylvania. By Otto E. Jennings .... 



X. A Catalog of Relics and Objects, Many of them Pertain- 

 ing to the Early History of Pittsburgh, Exhibited at 

 the Museum upon the Occasion of the Sesqui-Cen- 

 tennial Celebration of the Founding of Pittsburgh, 

 Sept. 27-Nov. 25, 1908. By Douglas Stewart 

 XI. Dromomeryx, a New Genus of American Ruminants. 

 By Earl Douglass ...... 



iii 



PAGES 



i-iv 



v-vi 



vii 



ix 



453-456 



8-10 

 1 1-26 



27-136 



141-158 



159-165 



166-177 



178-210 



211-288 

 289-421 



422-451 

 452-479 



