National Zoological Park (U. S.), Department of Zoological Research, Animal Research Records, 1954, 1968-2000 : field data F 70-16, November 1970.

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This field book is part of the animal research data of the Division of Zoological Research of the National Zoological Park (U. S.), which conducted research documenting the toque macaque of Polonnaruwa, Sri Lanka. The research was mostly performed by Research Associate Wolfgang P. J. Dittus, Director of the Smithsonian Primate Biology Program in Polonnaruwa, Sri Lanka. The present field book contains copies of field data collected by W. P. J. Dittus from November 14 to 27, 1970. The data document mainly the behavior of the groups of macaques named "troop A", "troop B", "troop 22" and "troop C". They include drawings.

Date Range


Start Date

Nov 14, 1970

End Date

Nov 27, 1970

Access Information

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  • Macaques--Asia
  • Zoology--Research


  • Sri Lanka
  • Polonnaruwa


  • Fieldbook record
  • Field notes

Accession #

SIA Acc. 15-268

Collection name

National Museum of Natural History (U. S.), Department of Invertebrate Zoology, curatorial records, 1947, 1953, 1955

Physical Description

1 field book

Physical Location

Smithsonian Institution Archives


Box 8, folder 30