The introduction and spread of Pieris rapae in North America, 1860-1885 [i.e. 1886]
By: by Samuel H. Scudder.
Contributors: Boston Society of Natural History.
Series: CIHM/ICMH Microfiche series -- no. 14771
Publisher: Boston Society of Natural History
Published: 1981
Place of publication: Boston
Language: eng
Format: Microform
Number of pages: 15
Subjects: Butterflies -- North America.; Cabbage -- Diseases and pests.
Notes: Cover title.

Original issued in series: Memoirs of the Boston Society of Natural History ; vol. 4, no. 3.

Bibliography: p. 68-69

Filmed from a copy of the original publication held by the Entomology Research Library, Agriculture Canada. Ottawa : Canadian Institute for Historical Microreproductions, 1981.