1880.] 415 [Allen. 
also material for the contemplated continuation of his “ North 
American Odlogy.” His collection of eges—the accumula- 
tion of along series of years, and doubtless one of the best 
private collections extant,—has become the property of the 
Museum of Comparative Zodlogy. 
Dr. Brewer having been engaged during the larger part of 
his life in absorbing professional or commercial pursuits, his 
contributions to ornithology must have been largely the 
work of such limited time as could be spared from his busi- 
ness engagements, and only within the last few years was he 
able to devote himself wholly to his favorite studies. 
Although an authority of unsurpassed eminence in his special 
province, —that of North American odlogy,—his labors 
were mainly restricted to this field, taken, however, in its 
broader sense. Removed suddenly, apparently when there 
were years of activity and leisure before him for scientific 
research, his loss is one not easily replaced, nor its importance 
readily to be appreciated, except by those who knew him inti- 
mately and were familiar with his conscientious manner of in- 
vestigation, his warm sympathy, and the thorough loyalty of 
his friendship. 
Dr. J. W. Fewkes read a paper on the pinnal suckers of 
some Heteropods, and described some cases of parasitism 
among Acalephs, in one of which the host is a Heteropod. 
Mr. F. W. Putnam read a chapter, relating to the Indi- 
ans of California, from a forthcoming volume of Lieutenant 
Wheeler’s Survey, 
The President showed some minerals which he had _ pre- 
sented to the Museum as a part of a collection showing 
physical characteristics of minerals. 
Letters from Dr. J. Leidy, acknowledging and returning 
thanks for the award to him of the Grand Walker Prize, 
and from Dr. Hans Bruno Geinitz of Dresden, acknowledg- 
ing his election as Corresponding Member, were read. 
