752 



THE AMERICAN NATURALIST [Vol. XL VI 



elaborate account of the fossil Berycoid fishes (Myripristis 

 )ii(li/nisis) from the Miocene at Malta. 



In the Annals de Paleontologie M. F. Prien gives a valuable 

 study of the fossil fishes of the basin of Paris. 



In the Conn. Geol. Surv., 1911, Dr. Eastman gives a descrip- 

 tion of the Triassic fishes known from Connecticut. 



In the Geol. Mag. Dr. Louis Hussakof describes several 

 Arthrodira from Ohio. 



In the Publ. Carn. hist. Wash. Mr. Hussakof describes the 

 amphibian fishes known from Permian rocks from North 

 America. 



In the Publications of the Fish Commission of Pennsylvania 

 Dr. David Marine and Dr. C. H. Lenhart describe their observa- 

 tions on the thyroid carcinoma or goitre of the brook trout, and 

 the possibility of the relation of this disease to cancer. These 

 studies are continued in the Journal of Experimental Medicine, 

 Vol. XIII, 1911. It is concluded that there is no evidence that 

 goitre is either infectious or contagious, its cause probably 

 depending on lack of or a disproportion of elements necessary 

 for proper nutrition. This is also discussed by the authors in 

 the Johns Hopkins Medical Bulletin, Vol. XXI, 1910. 



In the Science Bulletin of the University of Kansas, Professor 

 Ida H. Hyde gives experiments on the effects of salt injections 

 on the blood pressure of the skate. 



In the Amer. Jour. Anat. William F. Allen describes the 

 lymphatics in the tail of a large sculpin in California 



In the Trans. Canad. Inst. Professor J. P. McMurrich gives 

 an interesting account of the life history of tfie Pacific salmon. 

 In the Proc. Boy. Soc. Canada Professor McMurrich has an 



elaborate study of the marks < 



l the scales of fishes by which the 



age of salmon may be known. 



In the Publication, of Stanford University, mi, Professor 

 E. C. Start. gives a detailed aecount of the osteology of the 

 mackereUike. fishes. He shows that Leiognathus is a true 

 ^..nlm.,.1. and not in any way related to the Pereoid family, 



SrS'th f ; Eegan has piaced in g — • 



2m A tl * °° Se ° mbr0id g ™P are ^ deter- 

 minable by their external appearance. 



dis!",^ t' n ? t 0f C r Pttrative R. E. Sheldon 



the nse of T "* **** *° Chemical stimuli > ™* ^ 

 sense of smell among sharks. He shows that the dogfish 



