W. C. Minor upon Fission in some Annelids. 37 
which I observed nothing specially marked. The entire length 
pears, and extends across the whole width of the animal. The 
angles formed at the sides of the body project, and on the top a 
slight projection is evident which gradually becomes a distinct 
proboscis, while, finally, eyes appear back of this fission. Thus 
th Naid becomes a mother.” . . . “Frequently one may see in 
€ anterior half of the elongated anal ring of the mother Naid 
and 22nd pairs of combs. Fission occurring in this way after 
fee gation of the body I shall speak of as the “renewal of 
On.” 
4 (ead . J s : 
b Schultze considers Miiller in error as to the position at which fission takes pl 
use he deseribes it as occurring in a segment and not between two. 
Rav.7! Statement however is si Miill ks of “die Zwischen- 
" er is simply verbal, as Miiller spea 
— der Borsten oder die Gelen oe p. 26, and in many other pl ee 
Y that such is his meaning. 
