Geology and Natural History. 387 
spontaneous generation is impossible. I do not regard heterogen- 
ists as scientific heretics. All I say is, that up to the present 
moment I am not aware of any proof that they are right.—Rep. 
Brit. Assoc., 1873, Nature, Oct. 2. 
7. Cumacea of the Josephine Expedition ; by G. O. Sars. 57 
pp. 4to, with 20 plates. From the Svenska Vetenskaps-Akade- 
dredged near Long Island and off the coast of New J ersey. All 
the species are very fully and most beautifully figured from draw- 
; and nine of the plates are devoted to a single 
Species, Diastylis sculpta, which is found upon the whole New 
coast. I 
Sat 
umacea from the Arctic Ocean and the West Indies.—Dr. 
a 
fathoms, a species of Leucon from 1,400, and one of Campylaspis 
from 1,050 fathoms, 8. 1. 8. 
9. Monographi over de ved Norges Kyster Forekommende 
Mysider ; by G, O. Sars. Parts I and I, pp. 98, 4to, with 8 plates. 
Christiania, 1870 and 1872.—This monograph of the Myside, of 
Which only the first two parts have appeared, constitutes No. | of 
Dr. Sars’ « Carcinologiske Bidrag til Norges Fauna.” These two 
of the twelve genera found upon the coast of Norway, an 
rae descriptions and figures of twelve species belonging to 
© 0 ee 
ies were fi 
°wn by him, but are now first brought together and figured. 
