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Snakes of the Peruvian coastal region
Authors: K P Schmidt | W F Walker
Published in Zool. Ser. Field Mus. nat. Hist., Chicago, in 1943, in volume 24, pages 297-327
Created: 2010-03-21, modified: 2011-06-21
Notes on Aphides
Authors: F Walker
Published in Zoologist, in 1870, in volume 5, pages 1996-2001
Created: 2017-10-12, modified: 2017-10-12
Notes on Aphides
Authors: F Walker
Published in Zoologist, in 1868, in volume 3, pages 1118-1123
Created: 2017-10-12, modified: 2017-10-12
A new Amnicola
Authors: B Walker
Published in Nautilis, in 1901, in volume 14, pages 113-114
Created: 2013-09-28, modified: 2013-09-28
A new Spatha
Authors: B Walker
Published in Nautilis, in 1910, in volume 24, pages 38-39
Created: 2013-09-28, modified: 2013-09-28
Pleurobema lewisii (Lea)
Authors: B Walker
Published in Nautilis, in 1916, in volume 29, pages 114-116
Created: 2013-09-28, modified: 2013-09-28
Unio viridis Conrad
Authors: B Walker
Published in Nautilis, in 1915, in volume 29, pages 74-78
Created: 2013-09-28, modified: 2013-09-28
Anson A. Hinkley
Authors: B Walker
Published in Nautilis, in 1920, in volume 34, pages 55-57
Created: 2013-09-28, modified: 2013-09-28