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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
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
A Letter from Robert Ridgway
Published in The Wilson Bulletin, in 1930, in volume 42, issue 2, pages 109-110
Created: 2016-11-27, modified: 2016-11-27
ROBERT ELLIOTT HAILVBY
Published in Ibis, in 1922, in volume 4, issue 3, pages 572
Created: 2024-03-14, modified: 2024-03-14