Neue Literatur. 



493 



Origin of Glacial Saud Plains. 175. — R. van Hise: The Pre-Cambrian 

 Rocks of the Black-Hills. 203. — S. F. Emmons: Orographic Movements 

 jn the Rocky Mountains. 245. — R. Bell: On Glacial Phenomena in 

 Canada. 287. — W. Dawson and D. P. Penhallow: On the Pleistocene 

 Flora of Canada. 311. — C. D. Walcott: The Value of the Term ..Hudson 

 River Group" in Geologie Nomenclature. 335. — A. Winchell : Some Re- 

 sults of Archean Studies. 357. — J. B. Tyrrell: Post-Tertiary Deposits 

 of Manitoba and the adjoining Territories of Northwestern Canada. 395. 



— J. S. Diller: Sandstone Dikes. 411. — N. S. Shaler : Tertiary and 

 I 'retaeeous Deposits of Eastern Massachusetts. 443. — T. C. Chamberlain : 

 Some additional Evidences bearing on the Interval between the Glacial 

 Epochs. 469. — H. S. Williams: The Cuboides Zone and its Fauna; a 

 Discussion of Methods of Correlation. 481. — Ezra Brainerd and H. M. 

 Seely: The Calciferous Formation in the Champlain Valley. 501. — 

 R. P. Whitefield : The Fort Cassin Rocks and their Fauna. 514. — 

 J. S. Newberry : The Laramie Group (abstract). 524. — G. H. Williams : 

 Note on the Eruptive Origin of the Syracus Serpentine. 533. — W. B. 

 Clark : On the Tertiary Deposits of the Cape Fear River Region. 537. 



— R. G. Mc Connell : Glacial Features of Parts of the Jukon and Mac- 

 kenzie Basins. 540. — G. F. Wright : A Moraine of Retrocession in On- 

 tario (abstract). 544. — W. J. McGee: The Southern Extension of the 

 Appomattox Formation (abstract). 546. — H. Williams: Geological and 

 Petrographical Observations in Southern and Western Norway (abstract). 

 551. — D. White: Cretaceous Plants from Marthas Vineyard (abstract). 

 554. — C. H. Hitchcock: Significance of Oval Granitoid Areas in the 

 Lower Laurentian (abstract). 557. — B. K. Emerson: Porphyritic and 

 Gneissoid Granites in Massachusetts (abstract). 559. — F. L. Nason : On 

 the intrusive Origin of the Watchung Traps of New Jersey (abstract). 562. 



— W. Upham : The Fiords and Great Lake Basins of North America con- 

 sidered a Evidence of Preglacial Continental Elevation and of Depression 

 during the Glacial Period. 563. — J. Hall : On the Genus Spirifera and 

 its Interrelations with the Genera Spiriferina, Syringothyris , Cyrtia and 

 Cyrtina (Synopsis). 567. — P. McKellar: On Pot-Holes North of Lake 

 Superior unconnected with existing Streams. 568. 



Vol. II. 1891. — W. J. Mc Gee : The Appomattox Formation in the 

 Mississippi Embayment (abstract). 2. — C. H. Hitchcock: The Redonda 

 Phosphate. 6. — E. W. Claypole: The Continents and the Deep Seas 

 (abstract). 10. — H. S. Williams: What is the Carboniferous System? 

 (abstract). 16. — L. C. Johnson: The Nita Crevasse. 20. — L. E. Hicks: 

 An old Lake Bottom. 25. — W. H. Weed : The Cinnabar and Bozeman 

 Coal Fields of Montana. 349. — A. C. Lane : On the Recognition of the 

 Angles of Crystals in Thin Sections. 365. — W. H. Turner: The Geology 

 of Mount Diablo, California, with a Supplement on the Chemistry of the 

 Mount Diablo Rocks by W. H. Melville. 383. — W. M. Davis and N. 

 H. Darton: Mesozoic and Cenozoic Formations of Eastern Virginia and 

 Maryland. 431. — B.K. Emerson: On the Triassic of Massachusetts. 451. 



