Description
Please note that the content of this book primarily consists of articles
available from Wikipedia or other free sources online. Claude Sionnest
(Syonnest ou Sionnet) (1749 Lyon – 31 January 1820) was a French
naturalist. Born in a family which had traded as pharmacists for two
centuries Claude Sionnest had an early interest in natural sciences.
After having served four years in the infantry, he became commandant de
bataillon during The Terror. After 9 Thermidor year II (July 27, 1794),
he took charge of the police force in Lyon. In year VI (1798), he was
named „physicien entomologiste“ (medical entomologist) within the
Société de santé (Health .Society. In year VIII (1800), he joined the
Agriculture Society of Lyon and occupied the post of treasurer for the
next ten years. He was interested in entomology and published several
memoires on insects harmful to agriculture. Also a botanist, he
particularly studied the cryptogams of leaving many new handwritten
notes concerning the Scientific Classification classifying systems of
Dillen, Johannes Hedwig (1730-1799) and Beauvoir. He had also a vast
mineralogy collection classified according to the system of Hauy and
essayed a mineralogicalof the department of the Rhone. But
ii was malacology which held all his attention.
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