DONS. — SÉANCES DES 7 ET 21 NOVEMBRE 1898 55 



chiopod Fauna of thc Quartzitic Pebbles of the earbiniferons conglomérâtes of the 

 Narragansett Basin, p. 327-328. — G. H. Girty : Description bf a Fauna found in the 

 Devonian Black Shal'e of E. Kèntucky, p. 384-395 (1 pi.). — F A. Lucas : Contri- 

 bution to Palëontology : 1. A new crocodile from the Trias of S. Utals; 2. A new 

 species of Dinictis (D. major), p. 399-400. — 0. C. Marsh : 1. Value of Type spéci- 

 mens; 2. Origin of Mammals, p. 401-410. — T. L. Walker : Causes of Variation in 

 the composition of Igneous Bocks, p. 410-416. 



New-York: Ac. of Se. Ann. XI, 1, Avr. 1898. 



A. Hollick : Notes on Block Island, p. 55-72, 9 pi. 



— Amer. Muséum of N. H. Ann. Rep. of the Président for 1897. 



— Trans. Amer. Inst. of Mining Engineers. XXVII, 1898. 



Eduardo J. Chibas : The Manganèse Deposits of the Dep 1 of Panama, p. 63-76. — 

 J. F. Kemp: Geol. of the Magnetites near Port-Henry, p. 146-203 (pi. 10-11). — 

 Persifor Frazer : On the N. Black Hills of S. Dakota, p. 204-231. — G. W. Maynard : 

 The Chromite-Deposits on Port-Bay, Newfoundland, p. 283-288. — H. Bies : The 

 Fullers Earth of S. Dakota, p. 333-336. — E. Wadsworth : Origin and Mode of 

 Occurrence of the Lake sup. Copper deposits, p. 669-696. 



Philadelphie. Proc. Ac. of N. S. 1898, Janv.-Mars. 



E. Goldsmith : Volcanic Bocks of Mesozoïc Area in Pennsylvania, p. 90-97. — 

 The Petrefaction of Fossil bosses, p. 98-100. 



— Proc. of the Ara. Philos. Soc. XXXVII, N° 157, Jui.ll. 1898. 



W. B. Scott : Preliminary Note on the Selenodont Artiodactyls of the Uinta 

 Formation, p. 73-81. — Edw. H. Williams : On Kansan Drift in Pennsylvania, 

 p. 84-88. — S. F. Peckham : The genesis of Bitumens as related to Chemical 

 Geology, p. 108-139. 



Washington. Iowa Geol. Surv. Ann. Rep. 1896. 



Samuel Calvin : l : Geol. of Johnson County, p. 34-116 (pi. 2-4). — 2 : Geol. of Cerro 

 Gordo County, p. 119-195. — S. Walker Beyer : Geol. of Marshal County, p. 122- 

 262. — H. F. Bain : 1 : Geology of Polk County,' p. 263-412. — 2 : Geol. of Guthrie 

 County, p. 415-487. — and J. L. Tilton : Geology of Madison County, p. 491-539. 



— U. S. Geol. Surv. I. II, III, Ann. Rep. 1873. 



— Smithsonian miscellaneous Collections. XL, 1898. 



H. Carrington Bolton : A Catalogue of Scientific and Technical Periodicals (1665- 

 1896) with chronological Tables. 



— Smithsonian Inst. Report of the U. S. Nation. Muséum for 1895. 



G. P. Merril : On the Geology and Natur. Hist. of the Peninsula of Lower Cali- 

 fornia, p. 971-994. — Wirt Tassin : The mineralogical collections in the U. S. Nat. 

 Muséum, p. 995-1000. — Ch. Moorc : The Ontonagon copper Bowlder in the U. S. 

 Nation. Muséum, p. 1021-1030. 



Grande-Bretagne. — Dublin, Proc. R. Irish Ac. (4), IV, 5. 



J. P. O'Beilly : On the Orientation of some Cromlechs in the neighbourhood of 

 Dublin, p 589-605 (pi. 13-20) — Thomas Plunkett and George Cofïey : Beport on 

 the Excavation of Topped Mountain Cairn, p. 651-666 (6 flg.). 



