Ellsworth, Lincoln, Alberta, British Columbia, Lower California, Nevada (with Edmund Heller), December 1913 - December 1914

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The field catalog documents the mammals collected by Lincoln Ellsworth with Edmund Heller in Alberta, British Columbia, Canada; Lower California [Baja California], Mexico; Nevada, United States, December 13, 1913 - December 20, 1914. Entries include specimen number (1 - 218), sex, name (type listed with common name), locality (town, state, distances from geological landmarks, and elevation), date, measurements (total, tail, hind foot), and remarks. Remarks include a combination of time of day collected, vegetation, habitat, presence of embryos, method collected, collector, and diet. Major collecting locations include Tres Posos [Pozos], Lower California as well as Telegraph Creek summit, Dease River in Canada.

Date Range


Start Date

Dec 13, 1913

End Date

Dec 14, 1914

Access Information

At least 24 hours advance notice is recommended to consult this collection. Contact the Division of Mammals at 202-633-1253 to make an appointment.




  • Canada
  • Alberta
  • United States
  • Baja California
  • Tres Pozos
  • Mexico
  • British Columbia
  • Nevada
  • Telegraph Creek
  • Dease


  • Fieldbook record
  • Field notes

Accession #

SIA Acc. 12-443

Collection name

Mammal Section, Bird and Mammal Labs, Fish and Wildlife Service, US Department of the Interior, Division of Mammals

Physical Description

1 field book

Physical Location

National Museum of Natural History (U.S.). Division of Mammals