16 A!KNTJAL REPORT SMITHS ONI AJST INSTITUTION, 1950 



Prof. A. S. Pearse, Duke University; 137 echiuroid and sipunculoid 

 worms and 10 flatworms from Dr. W. K. Fisher; and more than 100 

 Indian amphipods from Dr. K. Nagappan Nayar, of Madras, India. 



As gifts, the division of mollusks received a collection approximating 

 4,000 specimens, largely North American Sphaeriidae, from Leslie 

 Hubricht; 300 marine mollusks from Biak Island, Netherlands East 

 Indies; and holotypes, paratypes, and topotypes from a number of 

 specialists. By transfer, about 500 mollusks collected by Dr. Preston 

 E. Cloud, Jr., on Saipan came to the Museum from the Geological 

 Survey; approximately 5,000 marine shells from Panamd were re- 

 ceived from the Fish and Wildlife Service through Dr. Paul S. Galt- 

 soff; and from the Smithsonian Institution 621 land and fresh-water 

 mollusks from Peru purchased through the income of the Frances Lea 

 Chamberlain fund. 



The most noteworthy accession acquired by the division of echino- 

 derms comprised 400 specimens dredged from the deep waters of the 

 North Atlantic Ocean by the Woods Hole Oceanographic Institution's 

 vessel Atlantis. 



Botany. — H. A. Allard collected 5,577 plants for the National 

 Herbarium in northeastern Perii, and Associate Curator E. H. Walker 

 obtained 2,282 plants in New Zealand. As exchanges, the National 

 Herbarium received 19,276 specimens, of which 4,175 were trans- 

 mitted by the University of California, 1,027 from Eritrea were shipped 

 by the University of Florence, and 762 from islands in the Pacific 

 Ocean were forwarded by the Bernice P. Bishop Museum. Dr. John 

 Gossweiler, of Angola, presented through the Department of State 

 645 plant specimens from Portuguese West Africa, and Dr. C. M. 

 Rogers, of Wayne University, Detroit, donated 980 specimens from 

 the Mesa de Maya region of the southwestern United States. The 

 Escuela Agricola Panamericana, Tegucigalpa, Honduras, forwarded 

 965 plants, partly on an exchange basis and the remainder as a gift. 

 By purchase, 1,596 plant specimens from Colombia were acquired 

 from Kjell von Sneidern, and by transfer from the Division of Rubber 

 Plant Investigations, Department of Agriculture, 2,098 plants, 

 collected for the most part by Dr. Richard E. Schultes in the eastern 

 lowlands of Colombia, were added to the collections. 



Geology. — Twenty-four minerals hitherto unrepresented were added 

 to the mineralogical collections, of which seven were received as gifts, 

 eight were acquired as exchanges, and nine came as transfers from 

 the Geological Survey. The Kegel collection of fine crystallized sec- 

 ondary copper and lead minerals from Tsumeb, Southwest Africa, 

 comprising approximately 900 specimens and including many of the 

 best-known examples of azurite, malachite, cerussite, anglesite, va- 

 nadinite, and mimetite, is considered to be the most important acces- 



