XLII BIOLOGICAL SOCIETY OP WASHINGTON. 



ING Seed, and also made Remarks upon Bee-Fly Larv/e and 

 THEIR singular HABITS, aiid upoii a Burrowing Butterfly Larva. 



Mr. H. H, Birney read a paper iipon The Ailanthus Moth, 

 Samia Cynthia, which was discussed by Messrs. Riley and Mann. 



Dr. Frank Baker read a paper upon The Origin of Dextral 

 Preference in Man. It was discussed by Messrs. King, Ellzey, 

 Ward, MaSon, Toner, Mann, Gill, and Riley. 



Field Meeting at Bladensburg, April 28, 1883. 



A field meeting was held at Bladensburg, Maryland, and was 

 attended by a number of members of the Society. 



Forty-Seventh Meeting, May 11, 1883. 



The President occupied the chair. Twenty- two members were 

 present.' 



Prof. Ward made a communication entitled Notes on some 



HITHERTO UNDESCRIBED FoSSIL PlANTS FROM THE LoWER YELLOW- 

 STONE AND COLLECTED BY T)r. C. A. WhITE IN 1882.* 



Mr. True made remarks upon A New Pigmy Sperm Whale from 

 THE New Jersey Coast, f which he proposed to name Kogia Goodci. 



Dr. Thomas Taylor offered a commdnication On Actinomykosis, 

 a new infectious disease in man and the lower animals, and ex- 

 hibited specimens of the fungus Actinomyces, from the viscera of 

 a diseased dog. The discussion was adjourned to the next meeting. 



Forty-Eighth Meeting, May 25, 1883. 



Prof. Theodore Gill, Vice-President, occupied the chair. Twenty 

 members were present. 



Dr. Thomas Taylor continued his remarks upon a recently dis- 



■"' This paper will be incorporated with a forthcoming report to the Director of 

 tlie U. S. Geological Survey. 



t 1883. Truk, FREl^iiRiCK W. A New Sperm Whale {Koi^ia Goodei). 

 <^Science, I, p. 470, 1883. 



