IV 



S. H. Scudder. Orthoptera from Northern Peru 257 



P. R. Uhler. List of Hemiptera and Neuroptera collected by Prof. Or- 



ton in Northern Peru 282 



Chas. V. Riley. Description of a new Agrotis 286 



Prof. N. S. Shaler. Notes on some of the Phenomena of Elevation and 



Subsidence of the Continents 288 



J. A. Allen. Remarks on the Sharp-tailed Finch (Ammodromus caudacutus). 292 



S. H. Scudder. Description of some Labradorian Butterflies .... 294 



F. W. Putnam. Archasological researches in Kentucky 314 



Pi'of. N. S. Shaler. Considerations of the possibilities of a Warm Clim- 

 ate within the Arctic Circle 332 



E. W. Nelson. Notes on the Ornithology of Utah, Nevada and California. 338 



Prof. A. Hyatt. Jurassic and Cretaceous Ammonites from South America 365 

 P. S. Sprague and E. P. Austin. The Species of Coleoptera described 



by T. W. Randall 373 



R. Bliss, Jr. Remarks on the Fin-spines of the Siluroids and Doradoids 386 

 H. A. Hagen, M. D. History of the Development of Museums of Natural 



History 387 



W. W. Dodge. Notes on the Geology of Eastern Massachusetts . . . 388 

 Committee. Memorial to the Legislature relating to the proposed Resur- 



vey of the State 419 



J. Sullivant. Letter concerning the discovery of Bermuda Tripoli . . 422 



Miss Ellen H. Swallow. Analysis of Samarskite 424 



Miss Ellen H. Swallow. Occurrence of Boracic Acid in Mineral Water 428 



J. A. Allen. Synopsis of American Leporidse 430 



T. M. Brewer, M.D. List of the Birds of New England 436 



S. H. Scudder. A Century of Orthoptera. 



Decade II 454 



Decade III . 472 



Decade IV 510 



Miss Ellen H. Swallow. Chemical Composition of some Mineral Spe- 

 cies accompanying the Lead Ore of Newburyport 462 



Prof. N. S. Shaler. Notes on some points connected with Tidal Erosion 465 



S. H. Scudder. On Spharagemon, a Genus of (Edipodidas 467 



S. H. Scudder. Revision of two American Genera of (Edipodidge . . 478 



Dr. T. Sterry Hunt. On the Boston Artesian Well and its Waters . . 486 

 Prof. N. S. Shaler. Geological Relations of Boston and Narragansett 





T. Thorell. Spiders from Labrador 490 



J. H. Emerton. Structure of the Palpus of male Spiders 505 



Prof. W. H. Niles. Physical Features of Massachusetts 507 



Dr. T. Sterry Hunt. Remarks on Prof. Niles' Communication . . . 508 





