Published in Proceedings of the Biological Society of Washington, in 1961, in volume 74, pages 1-2
Created: 2011-06-01, modified: 2011-06-21
Published in Proceedings of The Biological Society of Washington, in 1961, in volume 74, pages 3-6
Created: 2011-07-31, modified: 2011-07-31
Published in Proceedings of The Biological Society of Washington, in 1961, in volume 74, pages 7-27
Created: 2011-07-31, modified: 2011-07-31
Published in Proceedings of The Biological Society of Washington, in 1961, in volume 74, pages 29-35
Created: 2011-07-31, modified: 2011-07-31
Published in Proceedings of The Biological Society of Washington, in 1961, in volume 74, pages 37-56
Created: 2011-05-03, modified: 2011-06-21
Published in Proceedings of The Biological Society of Washington, in 1961, in volume 74, pages 57-63
Created: 2011-07-31, modified: 2011-07-31
Published in Proceedings of The Biological Society of Washington, in 1961, in volume 74, pages 65-66
Created: 2011-07-31, modified: 2011-07-31
Published in Proceedings of The Biological Society of Washington, in 1961, in volume 74, pages 67-76
Created: 2011-07-31, modified: 2011-07-31
Published in Proceedings of The Biological Society of Washington, in 1961, in volume 74, pages 77-91
Created: 2011-07-31, modified: 2011-07-31
Published in Proceedings of The Biological Society of Washington, in 1961, in volume 74, pages 93-94
Created: 2011-07-31, modified: 2011-07-31
Published in Proceedings of the Biological Society of Washington, in 1961, in volume 74, pages 95-100
Created: 2011-06-01, modified: 2011-06-21
Published in Proceedings of The Biological Society of Washington, in 1961, in volume 74, pages 101-103
Created: 2011-07-31, modified: 2011-07-31
Published in Proceedings of the Biological Society of Washington, in 1961, in volume 74, pages 105-110
Created: 2011-05-27, modified: 2011-06-21
Notes on and a key to species of the genus Cinara (Aphidae) which haveTsuga and Pseudotsuga for host
Published in Proceedings of the Biological Society of Washington, in 1961, in volume 74, pages 111-117
Created: 2011-06-01, modified: 2011-06-21
Published in Proceedings of The Biological Society of Washington, in 1961, in volume 74, pages 119-125
Created: 2011-07-31, modified: 2011-07-31
Published in Proc Biol Soc Washington, in 1961, in volume 74, pages 127-156
Created: 2011-06-10, modified: 2011-06-21
Published in Proceedings of The Biological Society of Washington, in 1961, in volume 74, pages 157-160
Created: 2011-07-31, modified: 2011-07-31
Published in Proceedings of The Biological Society of Washington, in 1961, in volume 74, pages 161-165
Created: 2011-07-31, modified: 2011-07-31
Published in Proceedings of The Biological Society of Washington, in 1961, in volume 74, pages 167-185
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Published in Proceedings of The Biological Society of Washington, in 1961, in volume 74, pages 187-192
Created: 2011-07-31, modified: 2011-07-31
Published in Proceedings of The Biological Society of Washington, in 1961, in volume 74, pages 195-202
Created: 2011-04-14, modified: 2011-06-21
Published in Proceedings of The Biological Society of Washington, in 1961, in volume 74, pages 203-205
Created: 2011-07-31, modified: 2011-07-31
Published in Proceedings of The Biological Society of Washington, in 1961, in volume 74, pages 207-212
Created: 2011-05-03, modified: 2011-06-21
Published in Proceedings of the Biological Society of Washington, in 1961, in volume 74, pages 213-234
Created: 2011-07-29, modified: 2011-10-03
Published in Proceedings of The Biological Society of Washington, in 1961, in volume 74, pages 235-239
Created: 2011-07-31, modified: 2011-07-31
Published in Proceedings of The Biological Society of Washington, in 1961, in volume 74, pages 241-243
Created: 2011-07-31, modified: 2011-07-31
Published in Proceedings of The Biological Society of Washington, in 1961, in volume 74, pages 245-247
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Published in Proceedings of The Biological Society of Washington, in 1961, in volume 74, pages 249-250
Created: 2011-07-31, modified: 2011-07-31
Published in Proceedings of The Biological Society of Washington, in 1961, in volume 74, pages 251-265
Created: 2011-07-31, modified: 2011-07-31
Published in Proceedings of The Biological Society of Washington, in 1961, in volume 74, pages 267-274
Created: 2011-07-31, modified: 2011-07-31
Published in Proceedings of The Biological Society of Washington, in 1961, in volume 74, pages 275-280
Created: 2011-07-31, modified: 2011-07-31