REVIEWS AND BOOK NOTICES. 409 
pas 
talès in 1867 and °’68 are ignored by Professor T 
shall see farther on. 
10mpson, as we 
Fig. 108. 
Holtenia Carpenteri. 
The idea once so prevalent that animals could not exist at 
Steat depths, on account of the supposed great pressure of the sea, 
