916 Proceedings of Scientific Societies, [October, 
SCIENTIFIC NEWS. 
r 
— The commemoration of the Heidelberg University semi- 
millenial leads the London Times to a comparison of the ages 
. oi several German-speaking universities. The oldest is 
e, founded in 1348; next comes Vienna, founded in 1365; 
Heidelberg follows, being the senior of the universities in the 
erman empire, founded in 1 386; a; Leipsic, in 1409; rei- 
burg (Baden), in 1454; Greifswald, in 1456; Bale, in 1460; 
Munich, in 1472; Tübingen, in 1477; , Marburg, in 1527; Kon- 
igsberg, i in 1544; Jena, in 1558; Würzburg, in 1582; Giessen, in 
607; Kiel, in 1663; Halle, in 1694; Breslau, in 1702; Got- 
Sieh. in 1737; Erlangen, in 1743; Berlin, in 1810 Bon nn, 
1818; Zürich, in 1838; Berne, in 1834; Strasburg, resstablished 
in 1872, originally founded i in 1567. 
>- — The honorary degree of Ph.D. has been conferred by the 
University of Heidelberg, Germany, upon Alexander Graham 
Bell, of Washington; Professor Edward D. Cope, of Philadel- 
phia ; Professor Othniel Charles Marsh, ro New Haven; Profes- 
sor Simon Newcomb, superintendent of the Nautical 
Washington, and Joh n W. Powell, director of the Geo logical 
Survey. 
ao 
eae PROCEEDINGS OF SCIENTIFIC SOCIETIES. 
PHILADELPHIA ACADEMY NATURAL Sciences, March 2, 1886." | 4 
Professor W. K. Brooks, of Baltimore, spoke upon the develop- a 
ment of Podocoryne, The planula settles’ upon and spreads over > } 
the carapace of a hermit crab. Two hundred to three hundred 
© hydras, like fresh-water hydras, differentiated as feeding polyps 
_ are developed. Another form of hydra, with short “tentacles A 
i Bes ed with poisonous Iasso-cells, is produced next in order. aT 
hen follow the blastostyles, which neither take cht nor 
ive, but are the seat of the medusa buds, w 
‘ a belong, and are ultimately set free. In Podocoryne these p 
are not the ultimate sexual form, but produce buds which are Set a 
i . single egg bec omes a single sexual individual, | but Lars 
k 3 has been EE by : a isan k embryologi, TE 
ing stolon, from which other hydras are prod ed in the 
s believes that alternation of generations, V grist. i 
st. Hosta BALLOU, 265 Broadway, New York, | 
