SUPPLEMENTUM.

Essay on the natural history of the Polype Hydra/polyps, an insect, by Mr. Henry Baker, of the Royal Society of London, etc., translated from the English by Mr. P. Demours, Physician of Paris. 8v. at Paris. 1744. with copper plates.

D. Abraham Bak's description of grass-caterpillars, which appeared in unusual numbers in Helsingland during the months of May, June, and July, 1741.

Extracted from Act. Lit. Sueciæ Literary Acts of Sweden. Year 1742.

The author describes them thus: they were mostly an inch long and a line thick, and smooth across the body; when they crawled or moved, one could observe 12 segments or ridges on them; they were blackish in color, though some were brownish, and they had 8 pairs of feet.

Origen y dignidad de la Caça por Juan Mateos Ballestero. Origin and dignity of hunting by Juan Mateos Ballestero. 4t. Madrid. 1634. with figures.

• Frid. God. Barbeck, M. D. & P. Dissertation on the generation of animals. R. Jo. Theod. Schombart. 4t. Duisburg 1693.

O. C. Bartschnecht Dissertation: does everything living come from an egg? Paris 1733.

• Casp. Bartholini, son of Thom., dissertation on the respiration of animals. 4t. Hafnia Copenhagen 1700.

G. C. Bastineller juridical dissertation on the method of hunting, commonly called the "Klapper-Jagd" a hunt where noise is used to drive game. 4t.