1907.] 
NATURAL SCIENCES OF PHILADELPHIA. 
571 
Among the more important accessions to the Museum during the 
year may be mentioned a series of earthenware vessels from Colombia ; 
a series from the Wollaston collection of Mollusca from Madeira, the 
Canaries, Cape Verdes and St. Helena; a collection of Brazilian birds 
presented by Mrs. Thomas Gummey; a number of valuable mammals 
presented by the Zoological Society of Philadelphia, and a series of 
Cirripedes from the United States National Museum. 
In addition to the services rendered by the Museum staff, the 
Curators are indebted to Mr. S. S. Van Pelt for the care and enlarge- 
ment of the local herbarium, and to Dr. P. P. Calvert, Messrs. E. T. 
Cresson, Jr., and Ii. W. Wenzel for aid in the entomological department. 
Details of the work in several departments are appended. In 
addition Dr. J. P. Moore has continued the study and arrangement of 
the helminthological collections, and Mr. H. W. Fowler of the fishes, 
while Miss H. N. Wardle has devoted considerable time to the care of 
the archieological department. 
The collections have been consulted by many visiting specialists and 
specimens have been loaned to Dr. F. W. True, H. W. Henshaw, E. W. 
Nelson, H. C. Oberholser, Dr. W. H. Dali, Dr. James P. Smith, Miss 
Mary J. Rathbun, Robert T. Young, Dr. G. A. Boulenger, Dr. Burnett 
Smith, W. H. Osgood, M. W. Lyon, Dr. C. H. Gilbert, and Dr. C. Ii. 
Eigenmann. 
Samuel G. Dixon, 
Executive Curator. 
Report of the Special Curator of the Department of Mollusca. 
During the year the collection of mollusks which was stored in 1906 
has been returned to the second gallery and in part rearranged. All of 
the fresh-water shells have been placed in dust-proof cases on the 
main floor of the Museum, where space has been partitioned off for 
the temporary accommodation of such part of the collection as is not 
exhibited. 
Large accessions have been made to the collections. Among the 
more extensive series are 250 trays of Florida shells collected by C. B. 
Moore; 100 lots from Victoria, Australia, from Mrs. A. F. Keynon; a 
series of Mexican shells from A. A. Hinkley, and a series of 1,320 trays 
from the Quadras collection of Philippine land shells. A series from 
the Lowe-Wollaston collection from the Atlantic Islands, Madeira, 
Canaries, St. Helena, etc., was purchased. 
The Special Curator has been occupied chiefly with the preparation 
of the Manual of Conchology, the volume for the year dealing with 
