— 229 — 



on tlie Gault and Chalk Marl. 72. — C. A. Mc Mahon : Note on the Folia- 

 tion of the Lizard Gabbro. 74. — Correspondence: E. T. Newton: 

 The Ffynnon Beuno Cave. 94. — A. B. Wynne: Phosphatic Nodules of the 

 Salt Bange, India. 95. 



No. 273. März 1887. — Original Articles: T. Wright : On a 

 new Ophiurella (Plate III). 97. — B. T. Tomes : On Palaeozoic Madrepo- 

 raria (with two Woodeuts). 98. — A. S. Woodward : On some Post-Liassic 

 Species of Acrodus (with three Woodcuts). 101. — H. Hicks: On the Ffyn- 

 non Beuno Caves. 105. — J. S. Gardner and G. F. Harris : On the Ge- 

 linden Flora (with a map). 107. — A. Irving: Outlier of the Upper Bag- 

 shot Sands (with a Woodcut). 111. — H. Woodward: Euphoberia ferox 

 (with two Woodcuts). 116. — Correspondence: J. J. H. Teall: The 

 Lizard Serpentines. 137. — E. Hull : Boring at Bletchley. 139. — E. Wethe- 

 red : The Pea Grit of Cleeve Hill. 140. — C. E. De Rance : The Colling- 

 ham or Scarle Boring. 140; — Folkestone Gault. 140. 



8) Proceedings ofthe Boston Society of Natural History. 

 8°. Boston. [Jb. 1886. II. -330-] 



Vol. IV. Part II. March 1884— Febr. 1886. — M. E. Wadsworth: 

 Relation of the „Keweenawan Series" to the Eastern Sandstone in the 

 vicinity of Torch Lake , Mich. 172; — Theories of Ore Deposits. 197 ; — 

 *On a supposed Fossil from the copper-bearing rocks of Lake Superior. 

 208. — W. 0. Crosby: Notes on Joint Structure. 243. 



9) *Journal of the College of Science, Imp erial University. 

 Japan. Tokyo. 



Part I und II. 1886. — Seikel Sekiya : Comparison of Earthquake 

 Diagrams simultaneously obtained at the same Station by two Instruments 

 involving the same principle, and thereby proving the trustworthiness of 

 these Instruments (Plates VIII— XI). — *B. Koto: A Note on Glaucophane 

 (Plate XII). 85. 



10) Comptes rendus hebdomadair es des seances de l'Aca- 

 demie des sciences. 4°. Paris. [Jb. 1887. I. 401.] 

 T. CHI. No. 21 (22 Novembre 1886). — A. Gaudry: La Grotte de 

 Montgaudier. 970. — Fontannes : Sur certaines correlations entre les modi- 

 fications qu'eprouvent des especes de genres differents, soumises aux memes 

 influences. 1022. — S. Meunier : Calcaire grossier marin des environs de 

 Provins (Seine-et-Marne). 1031. — Ch. Deperet: Sur le Systeme devonien 

 de la chaine Orientale des Pyrenees. 1033. — Gonnard : Sur les pleromor- 

 phoses du quartz de St. Clement. 1036. — Lacroix: Description d'une 

 variete de carphosiderite, proprietes optiques de ce mineral. 1037. — * A. de 

 Lapparent : Sur les conditions de forme et de densite de l'ecorce terrestre. 

 1040. — J. Thoulet : Sur le mode de formation des bancs de Terre-Neuve. 

 1042. — Venukoff : Sur la vitesse de dessechement des lacs dans les climats 

 secs. 1045. 



