The NATURALIST 



BOOKS RECEIVED. 



E. Danzig — Ueber die eruptive Natur gewisser Gneisse sowie des Granulits im 



sachsischen Mittelgebirge, 48-page reprint, 8vo, 1888. [Mr. A. Harker. 



J. E. Marr and T. Roberts— Lower Palaeozoic Rocks of Haverfordwest — 16 pp. 



reprint, with plate, 8vo, 1885. [Mr. Alfred Harker. 



J. A. Phillips — So-called Greenstones of W. Cornwall ; J. D. Kendall — Haematite 



in the Silurians : and J. Aitken — Distribution of Drift on opposite sides of 



Pennine Chain. 36-page reprint, 8vo, 1876. [Mr. A. Harker. 



W. Jerome Harrison — The Palaeontographical Society. 4-page reprint, 8vo, 1882. 



[Mr. Alfred Harker, 

 J. J. H. Teall — Chemical and Microscopical Characters of Whin Sill. 18-page 



reprint, with plate, Svo, 1884. [Mr. A. Harker. 



J. E. Marr — Cambrian & Silurian Rocks of Scandinavia. 15-page reprint, 8vo, 



1882. [Mr. A. Harker. 



E. B. Tawney — On Prof. Renevier's Geol. Nomencl., etc., 10-page reprint with 



folding table, 8vo, 1875. Mr. A. Harker. 



E. Renevier — On Heim's work on Formation of Mountains — 4-page reprint, 8vo, 



1879. [Mr. A. Harker. 



R. Etheridge — Address to Geol. Sect. Brit. Ass. 1882. 28-page reprint, 8vo, 



1882. [Mr. A. Harker. 



H. Keeping and E. B. Tawney — Beds at Headon Hill and Colwell Bay, Isle of 



Wight. 42-page reprint with plate, 8vo, 1881. [Mr. A. Harker. 



A. Harker — Physics of Metamorphism. 6-page reprint, 8vo, Jan. 1889. [The Author. 

 Journal of Microscopy, N.S., vol. 2, part 5, Jan. 1889. [Bailliere & Co. publishers. 

 Scottish Naturalist, N.S., No. 23, January 1889. [Prof. J. W. H. Trail, Editor. 

 Prof. Mcintosh— The St. Andrew's Marine Laboratory. 8vo. reprint, 1888, 10 pp. 



[Mr. E. E. Prince. 

 Science Gossip, No. 289, for Jan. 1889. [Messrs. Chatto & Windus, Publishers. 

 The Midland Naturalist, No. 133, for Jan. 1889. [Birmingham Nat. Hist. Soc. 

 Research, monthly illust. journ. of science, vol. i, No. 7, Jan. 1889. [A. N.Tate, Ed. 

 The Wesley Naturalist, No. 23, for Jan. 1889. [The Wesley Scientific Society. 

 The Young Naturalist, Part 109 for Jan. 1889. [Mr. John E. Robson, Editor. 

 The Zoologist, 3rd Series, Vol. 13, No. 145, Jan. 1889. U- E - Harting, Editor. 

 Psyche : journ. of entom., vol. 5, Nos. 151-2, Nov.-Dec. 1888. [Camb.Ent. CI., U.S.A. 

 Notarisia,Ann. 4, No. 13, Gennaio 1889. [G.B.deToni eD.Levi-Morenos, Redattori. 

 Mittheilungen des Ornith. Vereins in Wien, Jahrg. xii, Nr. 12, Dec. 1888. [Verein. 



EXCHANGE. 



Notices of Exchange inserted free of charge to Subscribers. 



Conchology. — For exchange, about 300 specimens of Unio tumidus, U. 

 pictorum, and Anodonta cygnea, mostly from Yorkshire localities, all labelled and 

 localised. Wanted, Irish or Continental Unios or Anodons, or British Unio 

 pictorum or varieties of Helices, or books or pamphlets on antiquarian subjects. — 

 George Roberts, Lofthouse, near Wakefield. 



Wanted. — L. glutinosa, L. involuta, L. peregra var. burnetti, and other vars. 

 of L. peregra, and many of the Vertigos. Large examples of U. pictorum, 4J in. 

 in breadth, and many other land and freshwater shells, and a few foreign, in 

 exchange. — W. A. Gain, Tuxford, Newark. 



Improved Egg Drills (2 sizes) and Metal Blowpipe with instructions 1/3 free. 

 ' Hints on Egg Collecting and Nesting,' illustrated, 3^d. free. Birds' Skins, 

 Eggs (side-blown and in clutches with date), Lepidoptera, Ova, Larvae, and Pupae, 

 Artificial Eyes, and all kinds of Naturalists' Requisites. Lists, one stamp. All 

 specimens, &c, sent out 'on approval.' 



J. & W. DAVIS (Naturalists), DARTFORD, Kent. 



The cheapest dealer in Birds, Skins, Eggs, Butterflies, Moths, Foreign Shells, 

 etc., is John Eggleston, Park Place, Sunderland. Lists free. 



