28 DONS. — DU 18 JUIN AU 3 DÉCEMBRE 1888. 



Otto Meyer. — On miocène invertebrates of Virginia, 135. 



— Proceedings of the Academy of natural sciences, part I, janv. 

 fév., 1888. 



— Journal of the Academy of natural science of — . 



Osborn. — On the structure and classification of the mesozoic Mammalia. 



— New- Jersey. Geological Survey of — . The state of New Jersey, 

 2 feuilles. 



Saint-Paul. — The geological and natural history Survey of Minne- 

 sota : fifteenth annual report, 1886, bulletins n°^ 2, 3 et 4. 



Wadsworth. — Preliminary description of the peridotytes Gabbros, Diabases and 

 Andesytes of Minnesota. 



Washinglon. — Smithsonian Institution. Annual report of the 



board of régents of the Smithsonian Institution, juillet, 1885. 



— Smithsonian miscellaneous collections, vol. XXXIl et XXXIII. 



— Transactions of the American philosophical Society, vol. XVI, 

 V partie, 1888. 



— Topeka. — Transactions ofthe eigteenlh and nineteenth annual 

 meeting of the Kansas Academy of Science, 1883-86, vol. X. 



Washington. — United St. geol. Survey. — Geology and mining 

 induslry of Leadville Colorado, in-4'', 730 p., 43 pi. et un allas 

 in piano de 34 cartes. 



Grande-Bretagne. — Londres. — Transactions ofthe linnean 

 Society of — . 



Davidson (Thomas). — The transactions of the linnean Society of London, 

 60 p., 5 pl- 



— The geological Record for 1880-84. 



— Proceedings of the royal Society, t. XLIV, n"' 268-70. 



— Quarterly Journal ofthe geological Society, t. XLIV, part. III, 

 noM75etl76. 



Hill. — On the lower Beds of the upper cretaceous séries in Lincolnshire 

 (pi. XII), .320. 



Bail. — On some eroded Agate Pebbles from the Soudan, 368 . 



Bail. — On the probable mode of transport of ihe fragments of granité found 

 imbedded in the Carboniferous Limestone of the neighbourhood of Dublin, 371. 



Adamson. — On a récent discovery of Stigmaria ficoïdes at Glayton, Yorkshire, 

 375. 



Report on the récent work of the geological Survey in the north west Highlands 

 ofScotiand, 378. 



Hu'ker. — On the eruptive rocks in the neighbourhood of Sarn, Caernarvon- 

 shire, 442, 



Blake. — On the monian System of rocks, pi. XIII, 463. 



Hatch. — On the spheroïd-bearing granité of MuUaghderg, Co. Donegal 

 (pi. XIV), 548, 



