1883. ] Recent Literature. 1143 
as to what has been done in Germany, and especially Belgium, 
France and the United States. 
Mr. Grant Allen also, like a busy bee, after visiting the “honey 
ants,” takes up with “hyacinth bulbs” and then solaces himself 
with “a winter weed,” and in the spring time discourses on “the 
first daffodil,” and later on in the book, whether in the vernal season 
or no, discovers “ the origin of buttercups,” and later on, perhaps 
in some autumn number of Kzowledge, tells us “ what is a grape.” 
The book is what in boarding-house idiom would be styled ex- 
cellent “hash,” well-seasoned for the most fastidious stomach, 
even when called upon to digest “ strange sea monsters.” 
TUDIES FROM THE BIOLOGICAL LABORATORY OF JOHNS HOPKINS 
University.—This number completes the second volume of these 
important “ studies.” Among the strictly zodlogical papers are 
Professor E. A. Birge’s notes on the development of Panopeus 
sayi, with four plates; the structure and growth of the shell of 
the oyster, by H. L. Osborn, with one plate; the nervous system 
of Porpita, by H. W. Conn and H. G. Beyer, M.D., with one plate; 
notes on the Medusæ of Beaufort, N. C., Part 11, by Professor W. 
K. Brooks. Under the head of histology would come the paper 
by Professor A. H. Tuttle on the presence of ciliated epithelium 
in the human kidney. 
_ The physiological papers are of much value; they are the fol- 
lowing : On the effect of variations of arterial pressure on the 
duration of the systole and the diastole of the heart-beat, by W. 
H. Howell and J. S. Ely, with one plate; the action of ethyl alco- 
hol upon the dog’s heart, by Professor H. N. Martin and Lewis 
- Stevens, and lastly, a reprint from the Proceedings of the 
Royal Society, London, of Professor Martin’s paper on the direct 
influence of gradual variations of temperature upon the rate of 
beat of the dog’s heart. 
BULLETIN oF THE ILLINOIS STATE LABORATORY OF NATURAL 
History. —This is the sixth bulletin issued by this useful institu- 
ton in May last, and contains four papers by Mr. S. A Forbes, 
the director, as follows: 1. The regulative action of birds upon 
insect oscillations; 11. The food relations of the Carabide and 
Coccinellidæ ; 111. The food of the smaller fresh-water fishes and 
W. The first food of the common white-fish (Coregonus clupeifor- 
iid The first two papers have already been noticed in this 
Magazine, and the entire series are fresh and valuable contribu- 
ns to biology, and contain the result of extensive and patient 
observation, 
ion, and is devoted to the Arthropoda. The general anatomy 
the larva of Corethra, of a Copepod (Canthocamptus minutus), 
