[i3 9 6.] 



174 



■Oberharz (Harz). See Beushausen, L. 

 Obsidian. See Bauer, M. 

 Ocean-basins, Permanence of. See 



Nicholson, H. A. 

 Oceanic Deposits & Areas. See Hamilton, 



A. 



Oceanica Iron Ores. See Birkinbine, J. 

 •Oceans, History of. See Suess, E. 

 Octopus, Cretaceous. See Woodward, 

 H. 



, Fossil. See Crick, G. C. ; see 



Woodward, H. 

 Oculina. See Steinmann, G., &c. 

 Odontaspis. See Priem, F. 

 Odontochile. See Kayser, E. 

 (Ecoptychius. See Brasil, L. 

 Offaster. See Schluter, C. 

 Ogygia. See Bergeron, J. ; see Crosfield, 



M. C, & Skeat, E. G. 

 Ohio Building Stones. See Day, W. C. 



Clinton Beds. See Foerste, A. F. 



Coal. See Parker, E. W. 



Devonian Fishes. See C^pole, E. 



W. 



Drift, Human Relics. Sjc Claypole, 



E. W. 



, Geological Surveys. See Klittke, 



M. 



Natural Gas. See Weeks, J. D. 



— — Silurian Rocks. See Foerste, A. F. 



' Oiegneise.' See Schiotz, 0. E. 



Oil, Rock. See Petroleum. 



, Shale. See Anon, 14. 



■Oil-Region, Baku (Apsheron Peninsula, 

 Russia). See Hume, W. F. 



Oil-Regions. See Ochsenius, C. 



, U.S.A. See Weeks, J. D. 



Okeford Fitzpaine (Dorset) Cretaceous 

 Zones. See Newton, R. B. 



Oklahoma (U.S.A.) Water Supply. See 

 Newell, F. H. 



Olahlaposbanya, Szolnok-Doboka (Hun- 

 gary). See Gesell, A. 



Old Red Sandstone Extinct Vertebrata, 

 Moray Firth Area. See Traquair, R. 

 H. 



Fishes. See Macnair, P., & 



J. Reid. 



, Island of Arran. See 



Neilson, J. 

 -, Scottish. See Macnair, P., & 



J. Reid. 



Olenellus-zo\\B, Alto Alemtejo (Portu- 

 gal). See Delgado, J. F. N. 



, Canada. See Dawson, Sir J. W. 



Oligocene, Alpine Europe. See Oppen- 

 heim, P. 



Fauna, Bernese Jura. See Kissling, 



E. 



, Gaas (Landes). See Raulin, V. 



Mammalia. See Boule, M. 



• (Middle) Fauna, Bernese Jura. See 



Kissling, E. 

 Sandstone Dykes, Alatyr, Simbirsk 



(Russia). See Pavlov, A. P. 

 Oliva. See Steinmann, G., &c. 

 Olivine. See Bauer, M. 

 Group. See Thaddeev, C. 



Olivine Rock, Norwegian. See Kjerulf, T, 

 Olmlitz, (Moravia). See Tietze, E. 

 Oman (South-east Arabia). See Miles, 

 S. B. 



Ombret (Liege) Silurian Fauna. See 



Destinez, P. 

 ( ), Palaeozoic Fauna near. 



See Forir, H. 

 Omenica River (B.C.). See M c Connell, 



R. G. 



Oncopliora - deposits, Hausruck Mts. 



(Upper Austria). See Tausch, L. von. 



, Moravia. See Rzehak, A. 



, St. Polten (Lower Austria). See 



Bittner, A. 

 Ontario Anhydrite. See Nicol, W. 

 (Canada) Economic Minerals. See 



Merritt, W. H. 

 , Laurentian System Dykes. See 



Miller, W. G., & R. W. Brock. 

 Onustus. See Hudleston, W. H. 

 Onychochilus. See Clarke, J. M. 

 Onyx Marbles. See Courtenav, — ; see 



Kalb, C. de ; see Merrill, G. P. 

 Oochytrium. See Renault, B. 

 Oolitic Gasteropoda. See Hudleston, W, 



H. 



■ Mollusca. See Thompson, B. 



Reptilia. See Parker, J. 



Rocks uf England. See Woodward, 



H. B. 



Opal. See Bauer, M.; see Kunz, G. F. 

 Opercidina. See Oppenheim, P. 

 Ophidia, Cretaceous. See Sauvage, H. E. 

 Ophileta. See Tate, R. 

 Oplrioglossites. See Renault, B. 

 Ophites. See Lacroix, A. 

 Ophitic Eruptive Rocks, Algeria. See 



Gentil, L. 

 Opis. See Bigot, A. 

 Opissaster. See Loriol, P. de. 

 Oppelia. See Brasil, L. 

 Opsis. See Bittner, A. 

 Oquirrh Mts. (Utah). See Spurr, J. E. 

 Oran (Algeria). See Gentil, L. 

 Orange Free State. See Struben, F. P. T., 

 Orbitoides. See Martin, K. 

 Ordovician, Anglesey. See Greenly, E. . 



, Central Australia. See Tate, R. 



Crinoids. See Bather, F. A. 



Fauna, North America. See 



Matthew, G. F. 

 , Herault. See Bergeron, J.; see 



Rouville, P. G. de. 

 System, New Brunswick. See 



Matthew, G. F. 

 Trilobites. See Bergeron, J. ; see 



Lake, P. ; see (Ehlert, D. P. ; see Reed, 



F. R. C. See Trilobites. 

 Ore Deposits. See Day, D. T. ; see 



Phillips, J. A., & H. Louis ; see 



Vogt, J. H. L. 



. See Mineral Deposits. 



, Altenberg (Silesia). See 



Rosenberg-Lipinsky, — von. 



, Bosnian. See Bordeaux, A. 



, Californian. See Yale, C. G. 



, Chilian. $ee Moricke, W. 



