DEPARTMENT OF GEOLOGY. 149 



An Ammonite in flint from the Mount of Olives. Miss 

 Winifred K. Baird. 



Two Nautili from tlie Chalk of Kent and Berks. T. H. 

 Withers, Esq., F.G.S. 



The type-specimen of Inoceramus iritermedius J. de C. 

 Sowerby, Mag-. Nat. Hist., vol. ii. (1829), p. 296, fig. 83, from 

 the Chalk of Norfolk; also three specimens of the same species. 

 L. F. Spath, Esq., F.G.S. „ 



Eight specimens of Ostrea lunata from the Alius Sandstone, 

 Scania, Sweden. Frof. Karl A. Gronwall. 



A Nautilus [Hercoglossa aegyptiacas) from the Eocene of 

 Mokattam, near Cairo, Egypt. Charles Taylor, Esq., M.D. 



- A shell of Fusus serratus from the Lutetian (Middle Eocene) 

 of Seine-et-Oise. R. N. C. Hunt, Esq. 



Fifty-six natural casts of Mollusca from the Miocene Lime- 

 stone, Mandeville, Jamaica. Col. L. Worthington Wihner. 



Eight valves of Ostrea from a Tertiary (probably Miocene) 

 formation in British East Africa. C. W . Hohley, Esq., C.M.G. 



Thirty Lamellibranchs from the Tertiary of South Kurdistan. 

 J . T . Harrison, Esq. 



An oyster from the phosphates of N. Africa. //. DLvon 

 Heivitt, Esq., F.I.C. 



A Scaia from the Patagonian Formation of Santa Cruz. Asa 

 (xostling, Esq. 



A collection of land-shells obtained by the donor froili a 

 fissure near Ightham, Kent. W. J. Lewis Abbott, Esq., F.G.S. 



Fifteen terrestrial and marine shells from an ossiferous breccia 

 and caverns in Sardinia, noticed in the donor's works, " Nat. 

 Hist. Zool. Paleont. de la Corse et de Sardaigne," fasc. 5 (1914), 

 p. 72, and "Contrib. Etude Vie Vert. Insul. Medit. Occid." 

 (1920), p. 54. Mo7i^ieur D. G. Dehant. 



Arihropoda. — Eleven specimens of Marrella splendens from 

 the Middle Cambrian (Burgess Shale), Burgess Pass, Field, 

 British Columbia. Dr. C. D. Walcott. 



Three pieces of Lower Ludlow rock with Ceratiocaris, from 

 Mocktree, Herefordshire. Dr. Herbert L. Hawkins, F.G.S. 



Two slabs of Estheria collected by the donor from the Lower 

 Carboniferous, Deer Lake, Newfoundland. T. Landell-MiUs, 

 Esq., F.G.S. 



Nineteen Insects, including among other type-specimens a 

 reverse of the type of the Ichneumid, Tryplwn explanatum. from 

 the Miocene of Florissant, Colorado. Prof. T. D. A. CockereU. 



Sixty-nine nieces of Amber from the Miocene of Burma, con- 

 taining the remains of Arthropods and including the type-speci- 

 mens oi'B urm.it embia venosa, Aleurodiscus bnrmiticus, Microp- 

 ieryx pervetus, Johannsenomyia swinhoei, Psyllonexna (?) 

 pnrrantiqiia, Garypus burrrviticus , Epyris atavellus, Psilocephala 

 electrella, Labidura electrina, and Eophlebotomus connectens, 

 described by Prof. T. D. A. Cockerel!. Rodway C. J . Swinhoe. 

 E.sq. 



Three specimen's of Balanus tintinnabulum var. concinna, and 

 two of B. laevis var. nitida, from raised beaches near Pavta. 

 Peru. Dr. T. 0. Bo.^worth. F.G.S. 



