Botany and Zoology. 135 
sin relation with the larynx much as the prostrate gland is with the 
neck of the bladder.” The heart is considered only a more or less compli- 
cated enlargement and convolution of the great arterial trunk.” a- 
thology seems to indicate that the testes and the parotid glands are longi- 
the former is very prone to 
skull, thrown backward by growth in the higher Vertebrates but oceupy- 
ing their morphological position in Fishes and some young animals. But 
; : el 
connected with Insects, together with their uses In Medicine, Art, 
anees; by Frank Cowan, 396 pp. 12mo. a 
Lippineott. & Co.)—This is an interesting book 
palette is unfortunate that fact and 
J 18 , Pa : 
po: Lhe Myriapoda of North America, by Horatio C. Woop, Jr., M.D., 
Prof, Botany, rane Medical Faculty of University of Pennsylvania, 
