Published in Proceedings of The American Philosophical Society, in 1871, in volume 12, issue 81, pages 580
Created: 2017-01-01, modified: 2017-01-01![](https://www.biodiversitylibrary.org/pagethumb/31205323,60,60)
Published in Proceedings of The American Philosophical Society, in 1869, in volume 11, issue 81, pages 448-495
Created: 2017-01-01, modified: 2017-01-01![](https://www.biodiversitylibrary.org/pagethumb/31205101,60,60)
Published in Proceedings of The American Philosophical Society, in 1869, in volume 11, issue 81, pages 240-244
Created: 2017-01-01, modified: 2017-01-01![](https://www.biodiversitylibrary.org/pagethumb/41428503,60,60)
Published in The American Naturalist, in 1890, in volume 24, issue 283, pages 599-616
Created: 2017-01-01, modified: 2017-01-01![](https://www.biodiversitylibrary.org/pagethumb/26865395,60,60)
Published in Proceedings of The American Philosophical Society, in 1892, in volume 30, issue 138, pages 240-245
Created: 2017-01-01, modified: 2017-01-01![](https://www.biodiversitylibrary.org/pagethumb/52104671,60,60)
Published in Contributions in Science, in 1963, in volume 78, pages 1-20
Created: 2017-07-17, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/31205294,60,60)
Published in Proceedings of The American Philosophical Society, in 1869, in volume 11, issue 81, pages 419
Created: 2017-01-01, modified: 2017-01-01![](https://www.biodiversitylibrary.org/pagethumb/606169,60,60)
Published in Rhodora, in 1938, in volume 40, issue 475, pages 277
Created: 2016-07-19, modified: 2016-07-19![](https://www.biodiversitylibrary.org/pagethumb/52109871,60,60)
Published in Contributions in Science, in 1961, in volume 43, pages 1-11
Created: 2017-07-17, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/1676901,60,60)
Published in Proc. Acad. Nat. Sci. Philadelphia, in 1875, in volume 1875, pages 10-11
Created: 2011-06-01, modified: 2021-04-05![](https://www.biodiversitylibrary.org/pagethumb/31205404,60,60)
Published in Proceedings of The American Philosophical Society, in 1869, in volume 11, issue 81, pages 529-538
Created: 2017-01-01, modified: 2017-01-01![](https://www.biodiversitylibrary.org/pagethumb/31205422,60,60)
Published in Proceedings of The American Philosophical Society, in 1869, in volume 11, issue 81, pages 547-553
Created: 2017-01-01, modified: 2017-01-01![](https://www.biodiversitylibrary.org/pagethumb/34968501,60,60)
Published in Proceedings of The American Philosophical Society, in 1871, in volume 12, issue 81, pages 103-108
Created: 2017-01-01, modified: 2017-01-01![](https://www.biodiversitylibrary.org/pagethumb/34225305,60,60)
Published in Torreya, in 1931, in volume 31, issue 5, pages 141-144
Created: 2022-12-14, modified: 2022-12-14![](https://www.biodiversitylibrary.org/pagethumb/1683337,60,60)
Published in Proc. Acad. Nat. Sci. Philadelphia, in 1861, in volume 13, pages 208-215
Created: 2010-03-21, modified: 2021-04-05![](https://www.biodiversitylibrary.org/pagethumb/7608641,60,60)
Published in Proc. US Natl. Mus., in 1889, in volume 11, pages 399-400
Created: 2010-03-21, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/1675662,60,60)
Published in Proc. Acad. Nat. Sci. Philadelphia, in 1896, in volume 1896, pages 308-314
Created: 2010-10-15, modified: 2021-04-05![](https://www.biodiversitylibrary.org/pagethumb/7608531,60,60)
Published in Proc. U. S. Natl. Mus, in 1889, in volume 11, pages 381-394
Created: 2011-06-01, modified: 2017-01-06![](https://www.biodiversitylibrary.org/pagethumb/26194666,60,60)
Published in Annals And Magazine of Natural History, in 1882, in volume 9, pages 211-212
Created: 2011-09-29, modified: 2011-09-29![](https://www.biodiversitylibrary.org/pagethumb/31205483,60,60)
Published in Proceedings of The American Philosophical Society, in 1869, in volume 11, issue 81, pages 608
Created: 2017-01-01, modified: 2017-01-01![](https://www.biodiversitylibrary.org/pagethumb/7020953,60,60)
Published in Proceedings of The American Philosophical Society, in 1877, in volume 16, issue 99, pages 584-585
Created: 2017-01-01, modified: 2017-01-01![](https://www.biodiversitylibrary.org/pagethumb/26865440,60,60)
Published in Proceedings of The American Philosophical Society, in 1892, in volume 30, issue 139, pages 285-291
Created: 2017-01-01, modified: 2017-01-01![](https://www.biodiversitylibrary.org/pagethumb/26877189,60,60)
Published in Proceedings of The American Philosophical Society, in 1893, in volume 31, issue 142, pages 317-318
Created: 2017-01-01, modified: 2017-01-01![](https://www.biodiversitylibrary.org/pagethumb/7108007,60,60)
Published in Proceedings of The American Philosophical Society, in 1895, in volume 34, issue 149, pages 436-457
Created: 2017-01-01, modified: 2017-01-01![](https://www.biodiversitylibrary.org/pagethumb/6898749,60,60)
Published in Proc. Amer. Philos. Soc., in 1885, in volume 22, pages 379-404
Created: 2010-03-21, modified: 2017-01-01![](https://www.biodiversitylibrary.org/pagethumb/1675844,60,60)
Published in Proc. Acad. Nat. Sci. Philadelphia, in 1896, in volume 48, pages 461-467
Created: 2010-03-21, modified: 2021-04-05![](https://www.biodiversitylibrary.org/pagethumb/1951661,60,60)
Published in Proc. Acad. Nat. Sci. Philadelphia, in 1862, in volume 1862, pages 189-191
Created: 2010-03-21, modified: 2021-04-05![](https://www.biodiversitylibrary.org/pagethumb/1653254,60,60)
Published in Proc. Acad. Nat. Sci. Philadelphia, in 1860, in volume 1859, pages 294-297
Created: 2011-06-01, modified: 2021-04-05![](https://www.biodiversitylibrary.org/pagethumb/26288822,60,60)
Published in Proc. Acad. nat. Sci. Philadelphia, in 1867, in volume 1867, pages 85-86
Created: 2011-06-01, modified: 2021-04-05![](https://www.biodiversitylibrary.org/pagethumb/26482465,60,60)
Published in Ann. Mag. Nat. Hist, in 1864, in volume 13, pages 181-182
Created: 2011-06-04, modified: 2011-06-21![](https://www.biodiversitylibrary.org/pagethumb/16336415,60,60)
Published in Annals And Magazine of Natural History, in 1880, in volume 5, pages 260-261
Created: 2011-09-29, modified: 2011-09-29![](https://www.biodiversitylibrary.org/pagethumb/6898981,60,60)
Published in Proceedings of The American Philosophical Society, in 1886, in volume 23, issue 122, pages 261-271
Created: 2017-01-01, modified: 2017-01-01![](https://www.biodiversitylibrary.org/pagethumb/26865324,60,60)
Published in Proceedings of The American Philosophical Society, in 1892, in volume 30, issue 138, pages 185-221
Created: 2017-01-01, modified: 2017-01-01![](https://www.biodiversitylibrary.org/pagethumb/41457656,60,60)
Published in American Naturalist, in 1893, in volume 27, issue 317, pages 477-483
Created: 2016-11-04, modified: 2016-11-04![](https://www.biodiversitylibrary.org/pagethumb/42893760,60,60)
Published in Bulletin du Musée D'histoire Naturelle, in 1898, in volume 4, issue 8, pages 357-359
Created: 2021-12-13, modified: 2021-12-13![](https://www.biodiversitylibrary.org/pagethumb/52109883,60,60)
Published in Contributions in Science, in 1961, in volume 44, pages 1-28
Created: 2017-07-17, modified: 2023-02-16![](https://www.biodiversitylibrary.org/pagethumb/31596307,60,60)
Published in Journal of the Linnean Society of London, Zoology, in 1916, in volume 33, issue 223, pages 101-125
Created: 2024-02-27, modified: 2024-02-27![](https://www.biodiversitylibrary.org/pagethumb/26288895,60,60)
Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1867, in volume 19, pages 156-166
Created: 2013-03-02, modified: 2018-04-12![](https://www.biodiversitylibrary.org/pagethumb/1942762,60,60)
Published in Proc. Acad. Nat. Sci. Philadelphia, in 1864, in volume 16, pages 166-181
Created: 2010-03-21, modified: 2021-04-05![](https://www.biodiversitylibrary.org/pagethumb/7337315,60,60)
Published in Proc. Amer. Philos. Soc., in 1879, in volume 18, pages 261-277
Created: 2010-03-21, modified: 2021-04-05![](https://www.biodiversitylibrary.org/pagethumb/1683441,60,60)
Published in Proc. Acad. Nat. Sci. Philadelphia, in 1861, in volume 13, pages 312-314
Created: 2010-03-21, modified: 2021-04-05![](https://www.biodiversitylibrary.org/pagethumb/6899012,60,60)
Published in Proc. Amer. Philos. Soc., in 1886, in volume 23, pages 271-287
Created: 2010-03-21, modified: 2021-04-05![](https://www.biodiversitylibrary.org/pagethumb/9768465,60,60)
Published in Proc. Acad. nat. Sci. Philadelphia, in 1869, in volume 1868, pages 316-323
Created: 2010-03-21, modified: 2021-04-05![](https://www.biodiversitylibrary.org/pagethumb/19266860,60,60)
Published in Annals And Magazine of Natural History, in 1870, in volume 5, pages 454-455
Created: 2011-09-28, modified: 2011-09-28![](https://www.biodiversitylibrary.org/pagethumb/31430368,60,60)
Published in Proceedings of The American Philosophical Society, in 1880, in volume 19, issue 107, pages 76-82
Created: 2017-01-01, modified: 2017-01-01![](https://www.biodiversitylibrary.org/pagethumb/26892476,60,60)
Published in Proceedings of The American Philosophical Society, in 1882, in volume 20, issue 112, pages 438-447
Created: 2017-01-01, modified: 2017-01-01![](https://www.biodiversitylibrary.org/pagethumb/26900381,60,60)
Published in Proceedings of The American Philosophical Society, in 1877, in volume 17, issue 100, pages 49-52
Created: 2017-01-01, modified: 2017-01-01![](https://www.biodiversitylibrary.org/pagethumb/6902676,60,60)
Published in Proceedings of The American Philosophical Society, in 1892, in volume 30, issue 139, pages 278-281
Created: 2017-01-01, modified: 2017-01-01![](https://www.biodiversitylibrary.org/pagethumb/29851205,60,60)
Published in Proceedings of The American Philosophical Society, in 1894, in volume 33, issue 145, pages 217-224
Created: 2017-01-01, modified: 2017-01-01![](https://www.biodiversitylibrary.org/pagethumb/12122994,60,60)
Published in Psyche: A Journal of Entomology, in 1897, in volume 8, issue 254, pages 75
Created: 2016-06-19, modified: 2016-06-19