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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1842, pages 1-2

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Published in Nautilis, in 1931, in volume 45, pages 37-41

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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1842, pages 1-2

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Published in Nautilis, in 1935, in volume 49, pages 30-32

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Published in Rhodora, in 1946, in volume 48, issue 573, pages 201-205

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Published in Nautilis, in 1937, in volume 50, pages 135-140

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Published in Nautilis, in 1937, in volume 50, pages 98-100

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Published in The Auk, in 1891, in volume 8, pages 383-384

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Published in Botanical Gazette, in 1921, in volume 72, issue 4, pages 245-249

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Published in The Auk, in 1906, in volume 23, pages 271-274

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Published in Rhodora, in 1937, in volume 39, issue 461, pages 153-155

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Published in Jahrbücher der Deutschen Malakozoologischen Gesellschaft, in 1885, in volume 12, pages 17-20

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Published in The Auk, in 1892, in volume 9, pages 238-247

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Published in The Auk, in 1893, in volume 10, pages 155-157

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Published in The Auk, in 1888, in volume 5, pages 264-266

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Published in The Auk, in 1892, in volume 9, pages 49-56

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Published in American Malacological Bulletin, in 1990, in volume 8, issue 1, pages 19-24

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Published in Proceedings of The American Philosophical Society, in 1894, in volume 33, issue 145, pages 225-243

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Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1913, in volume 65, pages 584-616

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Published in Palaeontology, in 1960, in volume 3, issue 2, pages 227-236

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Published in Annals of The Lyceum of Natural History of New York, in 1870, in volume 9, issue 1, pages 281-297

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Published in Annals of The Lyceum of Natural History of New York, in 1874, in volume 10, issue 1, pages 252-255

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Published in Annals of The Lyceum of Natural History of New York, in 1876, in volume 11, issue 1, pages 20-46

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Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1875, in volume 27, pages 140-152

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Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1875, in volume 27, pages 244-254

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Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1911, in volume 63, pages 336-373

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Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1914, in volume 66, pages 209-213

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Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1876, in volume 28, pages 183-192

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Published in Annals of The Lyceum of Natural History of New York, in 1874, in volume 10, issue 1, pages 158-170

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Published in Annals of The Lyceum of Natural History of New York, in 1874, in volume 10, issue 1, pages 208-211

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Published in Annals of The Lyceum of Natural History of New York, in 1874, in volume 10, issue 1, pages 255-257

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Published in Annals of The Lyceum of Natural History of New York, in 1876, in volume 11, issue 1, pages 166-196

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Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1892, in volume 44, pages 136-141

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Published in Proceedings of The Biological Society of Washington, in 2003, in volume 116, pages 649-660

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Published in Proceedings of The Academy of Natural Sciences of Philadelphia, in 1879, in volume 31, pages 16

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Published in Annals of The Lyceum of Natural History of New York, in 1874, in volume 10, issue 1, pages 331-351

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Published in Contributions of the American Entomological Institute, in 1983, in volume 20, pages 336-362

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Published in Journal of the Entomological Society of British Columbia, in 1975, in volume 72, pages 18-20

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Published in Bulletin of The Museum of Comparative Zoology, in 1883, in volume 11, pages 135-166

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Published in Annals of The Lyceum of Natural History of New York, in 1874, in volume 10, issue 1, pages 219-225

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Published in Annals of The Lyceum of Natural History of New York, in 1874, in volume 10, issue 1, pages 22-27

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Published in Annals of The Lyceum of Natural History of New York, in 1874, in volume 10, issue 1, pages 293-311

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Published in Annals of The Lyceum of Natural History of New York, in 1874, in volume 10, issue 1, pages 79-82

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