Owen com municated a detailed description of them to the Philosophical Transactions (1863, pp. 33-47), proving their bird-like nature, and referring them to the genus Archaeopteryx of Hermann von Meyer, hitherto known only by the impression of a single feather from the same geological beds.
The laws of the Carolingian empire provided that one excom municated by the Church who did not make his peace p within a year and a day should be outlawed, and this general principle was not lost sight of.
The Principia gives no information on the subject of the notation adopted in the new calculus, and it was not until 1693 that it was com municated to the scientific world in the second volume of Dr Wallis's works.
In June 991, at the instance of the king, the French bishops deposed Arnulf and elected Gerbert in his stead, a proceeding which was displeasing to the pope, who excom municated the new archbishop and his partisans.