DEPARTMENT OF GEOLOGY. 153 



- Six Gastropods and twelve Lamellibranclis from the Post- 

 Pliocene (Forest Bed) of W. Runton, Norfolk ; and one Valuta 

 ^nd two Nautilus from the London Clay of London Wall, 

 E.C. Presented by A. S. Kennard, Esq. 



A piece of siliceous rock containing land shells, from the 

 Pampa formation, province of Entrerios, Argentine Republic. 

 Presented by the Rev. Dr. Gybbon Spilsbury. 



A fossil Lamellibranch from Puente del Inca, near the 

 Mendoza Pass, Argentine Andes. Presented by George L. 

 Boag, Esq. 



A large Oyster, probably Ostrea virginica, Gmelin, 

 obtained by Mr. J. Nicoll in the Post-Pliocene deposits at 

 Punta Arenas, Chili. Presented by the Rt. Hon. the Earl of 

 Crawford, K.T. 



One hundred Permo-Triassic Lamellibranchia, forty por- 

 tions of Jurassic Ammonites, and nine Post-Pliocene Mollusca, 

 from British East Africa. Presented by Prof. J. W. Gregory, 

 r.E.s. 



Forty-seven Gastropods and fifty Lamellibranchs from 

 the Island of Zanzibar. Presented by J. T. Last, Esq. 



Seventy-eight Mollusca. Presented by Executors of the 

 late W. H. Corfield, Esq., m.d., per T. H. Corfield, Esq. 



Arthropoda. — Three Trilobites and sixteen Phyllopods 

 from the Skiddaw Slates of Cumberland, figured, described, or 

 mentioned in the following : — J. Postlethwaite " Trilobites of 

 the Skiddaw Slates," Trans. Cumberland Assoc, 1885, no. 10, 

 pp. 71-81, pis. i.-iv. ; J. Postlethwaite and J. G. Goodchild, 

 "" On some Trilobites from the Skiddaw Slates," Proc. Geol. 

 Assoc, 1886, vol. ix., pp. 455-469, pis, vi.-ix. ; J. E. Marr, 

 " Notes on the Skiddaw Slates," Geol. Mag., 1894, pp. 122-1.30 ; 

 J. Postlethwaite, "The Geology of the English Lake District, 

 with notes on the minerals " (Keswick, 1897). Presented by 

 John Postlethwaite, Esq., F.G.s. 



Twelve Trilobites from the Lower Culm of Coddon Hill, 

 Barnstaple. Presented by Joseph G. Hamling, Esq., F.G.s. 



Eight Trilobites from the Llandeilo Flags of Trelaze, 

 Angers, France ; one Beyrichia from the Lower Permian of 

 Autun. Presented by Henri L. Joly, Esq. 



Two specimens of Ogygia huchi from the Llandeilo Flags, 

 Harper's Quarry, Welfield, Builth. Presented by E. Aubrey 

 Thomas, Esq. 



One Conocoryphe levyi from the Cambrian (zone of Para- 

 doxides rugulosus), Coulouma, Herault, France. Presented 

 by Mons. Jean Miquel. 



One Xiphosuran (Cyclus radialis) from the Carboniferous 

 Limestone, Castleton, Derbyshire, Presented by Henry 

 Yassall, Esq., M.A. 



