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Three more Fresh-water Sponges
Published in Proceedings of the Academy of Natural Sciences of Philadelphia, in 1882, in volume 1882, pages 12-14
Created: 2011-06-01, modified: 2021-04-05
Freshwater Hydroids
Published in Transactions of The American Microscopical Society, in 1913, in volume 32, pages 146-151
Created: 2013-03-11, modified: 2013-03-11
Freshwater sponges from Mexico
Published in Annals And Magazine of Natural History, in 1886, in volume 17, pages 170-172
Created: 2011-09-29, modified: 2011-09-29
Fresh-water sponges from Mexico
Published in Proceedings of The United States National Museum, in 1885, in volume 8, pages 587-589
Created: 2011-06-30, modified: 2017-01-06
Sensitive Organs in Asclepias
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1878, in volume 30, pages 293-296
Created: 2013-03-02, modified: 2018-04-12
Book Notice
Published in The Coleopterists Bulletin, in 1958, in volume 12, issue 3/4, pages 58
Created: 2023-11-07, modified: 2023-11-07
Book Notice
Published in The Coleopterists Bulletin, in 1949, in volume 3, issue 4, pages 63-64
Created: 2023-11-07, modified: 2023-11-07
Forgotten Collectors
Published in The Coleopterists Bulletin, in 1950, in volume 4, issue 3, pages 44-46
Created: 2023-11-07, modified: 2023-11-07
Hugh Watson, 1885-1959
Published in The Nautilus, in 1960, in volume 73, issue 4, pages 158-159
Created: 2021-05-14, modified: 2021-05-14
Biographical sketch
Published in Journal of Research on the Lepidoptera, in 1963, in volume 2, issue 2, pages 142
Created: 2022-02-16, modified: 2022-02-16