Dissertations relative to the natural history of animals and vegetables . ,>?» ^H^-* 4. ^ • i DISSERTATIONS RELATIVE TO THE ° / NATURAL HISTORY ANIMALS AND VEGETABLES. TRANSLATED FROM THE ITALIAN OF THE ABBE SPALLANZANI, Royal Profeflbr of Natural Hiftory in the Univerfity ofPavia, Superintendent of the Public Museum, andF£LLov7 of various learned Societies. In TWO NEW EDITION CORRECTED AND ENLARGED. VOL II. LONDON: printed for J. MURRAY, KO. 32, FLEET-STREETjM DCC LXXXIX. INTRODUCTION. IN the iirft and fecond Differtations of thisvolume, I fulfil in part the promife I hadlong fin


Dissertations relative to the natural history of animals and vegetables . ,>?» ^H^-* 4. ^ • i DISSERTATIONS RELATIVE TO THE ° / NATURAL HISTORY ANIMALS AND VEGETABLES. TRANSLATED FROM THE ITALIAN OF THE ABBE SPALLANZANI, Royal Profeflbr of Natural Hiftory in the Univerfity ofPavia, Superintendent of the Public Museum, andF£LLov7 of various learned Societies. In TWO NEW EDITION CORRECTED AND ENLARGED. VOL II. LONDON: printed for J. MURRAY, KO. 32, FLEET-STREETjM DCC LXXXIX. INTRODUCTION. IN the iirft and fecond Differtations of thisvolume, I fulfil in part the promife I hadlong fince made in my ProfpeBus concerningAnimal Re^produBionSy in which I announcedmy difcovery of the pre-exiftence of the germ,in one fpecies of frog. This difcovery is re-lated at length in the firft differtation. Thatfo long a fpace of time has elapfed fince theobfervation was made, I confider as a veryfortunate circumftance; for, having exami^ned other animals, and having found that thefame thing is true with refped: to them, Ihave ftill ftronger reafor^ for prefudissertationsrel02spal


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Keywords: ., booksubjectbiolo, booksubjectphysiology, booksubjectreproduction