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A hybrid house sparrow x tree sparrow
Authors: A L Ruprecht
Published in Bulletin of The British Ornithologists' Club, in 1967, in volume 87, pages 78-81
Created: 2012-12-03, modified: 2012-12-03
Two new Lower Cretaceous lituolid foraminifera
Authors: Esther R Applin | Alfred R Loeblich | Helen Tappan
Published in Journal of The Washington Academy of Sciences, in 1950, in volume 40, pages 75-79
Created: 2012-05-15, modified: 2025-12-03
New Kansas Lower Cretaceous foraminifera
Authors: Alfred R Loeblich | Helen Tappan
Published in Journal of The Washington Academy of Sciences, in 1949, in volume 39, pages 90-92
Created: 2012-05-15, modified: 2025-12-03
Helen M. Gilkey, 1886-1972
Authors:
Published in Madroño, in 1972, in volume 21, issue 8, pages 539
Created: 2016-02-15, modified: 2023-02-16
Now names for two foraminiferal homonyms
Authors: Alfred R Loeblich | Helen Tappan
Published in Journal of The Washington Academy of Sciences, in 1954, in volume 44, pages 384
Created: 2012-08-30, modified: 2025-12-03
THE ENGLISH SPARROW
Authors: W A Murrill
Published in Torreya, in 1925, in volume 25, issue 1, pages 12-13
Created: 2022-12-14, modified: 2022-12-14
THE GENUS SEDELLA
Authors: Helen K Sharsmith
Published in Madroño, in 1936, in volume 3, issue 6, pages 240-248
Created: 2016-02-15, modified: 2023-02-16
NOTES AND NEWS
Authors: Helen M Gilkey
Published in Madroño, in 1956, in volume 13, issue 8, pages 268
Created: 2016-02-15, modified: 2023-02-16
Anatomy of Zamia
Authors: Helen A Dorety
Published in Botanical Gazette, in 1909, in volume 48, issue 6, pages 475-476
Created: 2017-03-14, modified: 2017-03-14