1042 Recent Literature. 
so they are and have been for some years printed in this 
zine, although we should prefer to follow the rules i 
bined, let us pause here. No well educated and sane Į 
writes s john smith's Book or john ‘Smith s Book, but John $ 
book. 
Can any one give us any good reason for not folloy 
ordinary usage and writing the name of our common butter 
Papilio Turnus, the specific name being a proper one, rathert 
papilio turnus or papilio Turnus ? or worst of all write the 
season and out of season, are the bane of modern biology, 
we are glad that a natural disgust for these disagreeable co 
itants of the study of living nature, tends to lead enthu 
naturalists to eschew systematic biology, dried plants, 
and dried beetles, and to seek the woods and fields 
the habits and instincts of living animals, or to undert 
more difficult and disciplinary anatomical and er 
fields of research. 
Another argument is the increasing attention to be given 
after in public schools to the study of biology. Botanis 
zodlogists who write text books should bear in mind that 
form nomenclature is of particular importance. Cont 
disgust should not result from the study of nature. \ 
logians are pleased to call the “natural” man rig. 
against an overstrung nomenclature. The biologico 
cal pu should be sugar-coated, or at least have no- 
angles. 
venran, 1 
RECENT LITERATURE. 
WEISMANN’s STUDIES IN THE THEORY OF DESCENT. 
a works of Darwin, Wallace and Fritz Müller, 
ject was both philosophical and purely scien 
endeavoring to test the capabilities of the known fa 
py the author discusses a question of ape 
Gust WEISMANN. YY 
widitions oie ri La ath notes, by Rat uae 
With a prefatory notice by CHARLES pase. In 2 vols., with 8 
London, Sampson Low Searle Rivington, 1882, Svo, 
