450 Notices respecting New Books. 



graph of the Genus Pyrola. — By W. Macgillivray, Esq. De- 

 scriptions, Characters, and Synonyms of the different Species 

 of the Genus Larus, with Critical and Explanatory Remarks. — 

 By J. Atkinson, Esq. Sketch of the Geographical Distribution 

 of Plants in Yorkshire. — By the Rev. Dr. Fleming. On a New 

 British Species of Spatangus. 



These Papers are illustrated by seven engravings. 



Transactions of the Royal Society of Edinburgh, vol. x. Part I. 

 containing the following Papers. 

 On the Existence of two new Fluids in the Cavities of Mi- 

 nerals, which are immiscible, and possess remarkable physical 



Properties. By Dr. Brewster. — Observations on the Compa- 

 rative Anatomy of the Eye. By Dr. R. Knox. — Notice of an 

 Undescribed Vitrified Fort, in the Burnt Isles, in the Kyles 

 of Bute. By James Smith, Esq. — On the Formation of Chal- 

 cedony. By Sir G. S. Mackenzie, Bart. — Notice respecting 

 the Vertebra of a Whale found in a Bed of blueish Clay near 

 Dingwall. By the same. — Description of Hopeite, a new Mi- 

 neral from Altenberg, near Aix-la-Chapelle. By Dr. Brewster. 

 — Astronomical Observations made at Paramatta and Sydney. 

 By Sir Thomas Brisbane and M. Rumker. — On a remark- 

 able Case of magnetic Intensity of a Chronometer. By George 

 Harvey, Esq. — Remarks concerning the Natural-Historical 

 Determination of Diallage. By W. Haidinger, Esq. — Investiga- 

 tion of Formulas for finding the Logarithms of Trigonometrical 

 Quantities from one another. By Professor Wallace. — A pro- 

 posed Improvement in the Solution of a Case in Plane Trigo- 

 nometry. By the same. — Some Notices concerning the Plants 

 of various Parts of India, and concerning the Sanscrita Names 

 of those Regions. By Dr. F. Hamilton. — On a new Species 

 of Double Refraction, accompanying a remarkable Structure 

 in the Mineral called Analcime. By Dr. Brewster.— On the 

 Specific Heat of the Gases. By W. J. Haycraft, Esq.— On 

 the Forms of Crystallization of the Mineral called the Sul- 

 phato-tri-Carbonate of Lead. By W. Haidinger, Esq. 

 These papers are illustrated by nine engravings. 



The Edinburgh Jotirnal of Science, No. I. has just appeared. 

 It is conducted by Dr. Brewster, with the assistance of Dr. 

 MacCulloch in Geology and Chemistry; Dr. Hooker, in 

 Botany ; Dr. Fleming, in general Natural History ; Mr. Hai- 

 dinger, in Mineralogy; Dr. Knox, in Zoology and Comparative 

 Anatomy; and Dr. Hibbert, in Antiquities'and Geology. 



The Edinburgh Philosophical Journal, formerly conducted 

 by Dr. Brewster and Professor Jameson, will now proceed un- 

 der 



