CONTENTS 
Page. 
Age at maturity of the Pacific coast saemon of the genus Oncorhynchus. By Charles 
H. Gilbert. (Document 767, issued March 20, 1913) 1-22 
A NEW SPECIES OP TROUT FROM LakE TahoE. By John Otterbein Snyder. (Document 768, 
issued December 31, 1912) 23-28 
Description of a new darter from Maryeand. By Lewis Radcliffe and William W. Welsh. 
(Document 773, issued May 24, 1913) 29-32 
The sense of smeee in fishes. By G. H. Parker and R. E. Sheldon. (Document 775, issued 
May 3, 1913) 33-46 
The fishes of the streams tributary to Monterey Bay, Caeifornia. By John Otterbein 
Snyder. (Document 776, issued July 24, 1913) 47-72 
Anatomy and histoeogy of the aeimentary tract of the king salmon. By Charles W. 
Greene. (Document 777, issued July 25, 1913) 73-100 
Notes on the naturae hosts of fresh-water mussels. By Thaddeus Surber. (Document 
778, issued June 28, 1913) 101-116 
Observations on fish scales. By T. D. A. Cockerell. (Document 779, issued October 25, 
1913) 117-174 
A NEW method for the determination of the food value of proteins, with application 
T o Cynoscion rEgaliS. By George F. White and Adrian Thomas. (Document 784, 
issued February 18, 1914) 175-182 
Properties of fish and vegetable oil mixtures. By George F. White and Adrian Thomas. 
(Document 785, issued February 18, 1914) 183-198 
The effect of water-gas tar on oysters. By Philip H. Mitchell. (Document 786, issued 
February 18, 1914) 199-206 
The oxygen requirements of shellfish. By Philip H. Mitchell. (Document 787, issued 
February 18, 1914) 207-222 
The Anthozoa of the Woods Hole region. By Charles W. Hargitt. (Document 788, 
issued April 25, 1914) 223-254 
The Cephalopoda of the Hawaiian Islands. By S. Stillman Berry. (Document 789, 
issued June 24, 1914) 255-362 
Carcinoma of the thyroid in the Salmonoid fishes. By Harvey R. Gaylord and Millard 
C. Marsh. (Document 790, issued April 22, 1914) 363-524 
A LIMNOLOGICAL STUDY OF THE FiNGER LAKES OF New York. By Fdward A. Birge and 
Chancey Juday. (Document 791, issued October 27, 1914) 525-610 
HI 
