% 
_ tions for its use. 21 pp., 
Bibliography. oe 
which are finely engraved from drawings by Heyland and are half-col- 
ored. The second volume consists of a complete enumeration of the 
plants of the old kingdom of Granada, so far as yet known ; and the large 
number of new species here described, affords an indication of the rich 
harvest which the author has gathered in a region which, it appears, 
had been less explored by botanists than any other part of Europe. 
11. Botany of Mexico.—The largest collection of Mexican plants 
ever made, is that recently brought by M. Liebmann, to Copenhagen. 
It is said to amount to 8000 species. ‘The collection is to be published, 
in the finest style, at the expense of the Danish government. The first 
volume, now in press, will contain the Palms. ‘The study of the Coni- 
fere is committed to Prof. Zuccarini, of Munich, who has recently so 
ably illustrated the Conifere of Japan. The plants of the order Com- 
posite in Liebmann’s collection, are said to comprise fully a thousand 
species: they are to be elaborated by M. Steetz. 
Southern Ichthyology, or a Description of the Fishes inhabiting the waters of 
South Carolina, Georgia and Florida; I. E. Holbrook, M.D. 4to. Philadelphia. 
To be issued in numbers every two months; price one dollar each. Will be com- 
pleted in two or three years. Stes 
Report of a Geological Exploration of part of Iowa, Wisconsin and Illinois, 
made under instructions from the Secretary of the Treasury of the United States, 
in 1839, by D. D. Owen; 192 pp., 8vo, with views, sections and numerous figures 
of fossils. 
Medical application of Electricity, with description of apparatus and instruc- 
12 Boston 
oston. 
Report on Standards of Weight and Measure for the state of Maryland, on the 
constitution of the yard measure, by J. H. Alexander. 214 pp., 8vo, 1846. Bal- 
timore. 
Transactions of the Linnean Society ; 4th part of vol. xix. 
Annuaire du Bureau des Jongitudes pour l'année 1846. 1 vol. 18mo. Paris. 
Ifr. 50c. 
Report on Zoology for 1843, 1844, (Arsberattelse om Zoologiens Framsteg, &c.,) 
by C.H. Boheman. 8vo, Stockholm, 184 
Report by Berzelius on Chemistry and 
Attelse om Framstegen i Kemioch Mineralogi a 
Experimental Researches in Electricity, by M. Faraday. 
don. 9 
5. 
Mineralogy for the year 1845, (Arsber- 
f Jac. Berzelius.) Stockholm, 1845. 
Vol. ii, with 5 plates. 
eS 
Traité élémentaire d’astronomie physique, par M. Biot. 
in three atlases, 3d edit. Paris. 49fr. 
Recherches geologiques sur les iles de Ténériffe et de Fogo, par M. Ch. Delville. 
4 vols., with 65 plates 
. Paris. : 
Essai sur le Systéme Silurien de l’Amerique Septentrionale, by M. de Castelnau. 
1 vol., 27 plates, 4to. Paris. : 
begone ‘cr geologique pratique, par L. Elie de Beaumont. Vol. i, 8vo, 1845. 
Paris. Will form three volumes. 
Die im Bernstein befindlichen organisch 
bindung mit Mehrehren bearbeitet und 
rendt, Berlin. 
en Reste der Vorwelt, gesammelt in Ver- 
herausgegeben von Dr. Georg Carl Be- 
