[i 9 oo.] 



80 



PETRASCHECK, W. Studien fiber Faeiesbildungen im Gebiete der sachsischen 

 Kreideformation. Sitz. u. Abh. Gesellsch. ' Isis,' 1899, Abli. pp. 31-84, figs. 

 1900. 



PETTERD, W. F. ^ See Twelvetrees, W. H. 



PFAFF, F. W. Yersuch einer Zusammenstellung der geologisch-mineralogischen 

 Litteratur von Konigreich Bayern. Geogn. JaJiresh. Miinchen, 1899, pp. 1-71. 

 1899. 



PHILIPPI, E. Bericht iiber die Excursion X des Pariser Geologen-Congress 



(Centralplateau). Centralbl.f. Min. 1900, pp. 305-312. 1900. 

 2. Ueber zwei neue Zweischaler-Arten von palaozoischem Habitus aus 



dem deutscben Muschelkalk. Zeitschr. deutsch. geol. Gesellsch. li. Protok. 



pp. 62-67, figs. 1900. 

 3. Ueber ein interessantes Vorkommen von Placunopsis ostracina v. Schloth. 



sp. Ibid. pp. 67-69, figs. 1900. 

 4. Ueber ein Triasprofil von Uebrde im Braunscbweigiscben. Ibid. pp. 70- 



73. 1900. 



< 5. Beitrage zur Morphologie und Pbylogenie der Lamellibran drier. II. Zur 



Stammesgeschichte der Pectiniden. Ibid. lii. pp. 64-117, figs. 1900. 



■ 6. Ueber die echte ' Avicula reticulata His.' Ibid. pp. 559-563, figs. 



1900. 



PHILIPPSON, A. Ueber die Entwickelungsgeschichte des Rheinischen Schiefer- 

 gebirges. Sitz. niederrhein. Gesellsch. Nat. Sfc. Bonn, 1899, A. pp. 48-50. 

 1900. 



PHILLIPS, C. On the Volcanoes of the Pacific. Trans. N.Z. Inst, xxxii. pp. 188- 



212. 1900. 

 PIDGEON, D. See Obit., Anon. 24. 

 PIDSLEY, F. See Httdleston, W. H., &c. 

 PIGANEAU, — . See Engerrand, — . 



PIOLTI, G. Sopra una Macina Romana in Leucotefrite trovata nei Dintorni di 



Rivoli (Piemonte). Atti B. Acc. Sci. Torino, xxxv. pp. 90-93. 1900. 

 PIRSSON, L. V. On iEgirite-Granite from Miask, Ural Mts. Am. Journ. Scu 



ser. 4, ix. pp. 199-200. 1900. 

 PITTMAN, E. F. Reports of the Government Geologist. Ann. Bep. Dep. Mines, 



N.S.W. 1898, pp. 147-157, figs., 4 pis. 1899. 

 2. Annual Report of the Government Geologist. Ibid. 1899, pp. 159-169, 



figs., 3 pis. 1900. 



3. The Auriferous Deposits of Lucknow. Bee. Geol. Surv. N.S.W. vii. 



pp. 1-9, fig., pi. i. ("Map, 1 inch ^640 ft.J 1900. 

 4. The Auriferous Ore-Beds of theLyndnurst Goldfield. Ibid. pp. 9-15, fig., 



pis. ii-v. 1900. 

 . See Rae, J. L. C, &c. 



PJETURSSON, H. The Glacial Palagonite-Formation of Iceland. Scot. Geogr. 



Mag. xvi. pp. 265-293, figs. 1900. 

 PLANTAMOUR, P. See Obit., Schaedt, H. 



PLATANIA, G. The Recent Eruption of Etna. Bep. Brit. Assoc. 1899, p. 750. 

 1900. 



PCED, T. The Mineral Industry of Bosnia- Herzegovina. [Abstract.] Coll. 



Guard, lxxx. p. 1311. 1900. 

 PCEHLMANN, R. Die Mineralien-Sammlung des f Theodoe, Hohmann. Verh. 



deutsch. loissensch. Ver. Santiago, iv. pp. 75-86. 1899. 

 2. Reise nach dem Gebiet Camarones-Vitor (19° s. Br.). Ibid. pp. 94-96. 



1899. 



POLAK, J. M. Ueber Kalkspathkrystalle aus der Umgebung von Prag. Min. 



petr. Mitth. xix. pp. 277-290, pi. iii. 1900. 

 POLLEN, G. C. H. Report of a Committee appointed to investigate the Ty 



Newydd Caves, Tremeirchion, North Wales. Bep. Brit. Assoc. 1899, pp. 406- 



411. 1900. 



POLLOK, J. H. The Kieselguhr of County Antrim. [Diatomaceous Depoftit.] 



Sci. Proc. B. Dublin Soc. n. s. ix. pp. 33-36, fig. 1899. 

 POMPECKJ, J. F. Ueber JStdoma und Pharostoma. N. J. f. Min, 1900, i. 



pp. 135-138, figs. 1900. 

 2. Marines Mesozoicum von Konig-Karls-Land. Ofvers. K. Vet.-Akad. Porh. . 



lvi. pp. 449-464. 1900. 

 3. Jacksons Forschungen auf Franz-Josef-Land. Peterm. Mitth. xlvi. 



pp. 285-287. 1900. 



4. Wissenschaftliche Ergebnisse von Nawsens Polarexpedition. Ibid. 



pp. 287-290. 1900. 



