14 Contents 



PAOE 



Minerals and Genu 60 



The Morgan Memorial Hall of Minerals and Gems 60 



Special Exhibits 61 



Extension Work 61 



Research 61 



Accessions 61 



Lower Invertebrates 63 



Reorganization and Changes in Staff 63 



Darwin Hall 63 



Educational Work in the Darwin Hall 64 



Hall of Mollusks 65 



General Invertebrate Collection 65 



Mollusk Collections 66 



Field Work 66 



Research and Publication 67 



Important Accessions 68 



Insects and Spiders 69 



Field Work 69 



Exhibition 69 



Personal Contact with the Public 70 



Publication 70 



Study Collections 71 



Flowers and Insects 71 



Recent and Extinct Fishes 72 



Exhibition 72 



New Material 72 



Care and Study of Alcoholic Collections 73 



Publication and Research 73 



Existing Reptiles and Amphibians 75 



Additions to the Collection ...... 75 



Care of Collections 76 



Exhibition 77 



Service to the Public 78 



Research and Publication 7g 



Birds 80 



Whitney South Sea Expedition 80 



Ecuadorian Expedition 82 



Peruvian Birds 83 



Visits to Other Museums 83 



Acquisitions 83 



Rearrangement of Collections 84 



Research 84 



Loans 86 



Office Routine 86 



Exhibition 86 



Staff Meetings 87 



