Published in Palaeontology, in 1965, in volume 8, issue 1, pages 113-131
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Published in Palaeontology, in 1962, in volume 5, issue 3, pages 540-549
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Published in Palaeontology, in 1963, in volume 6, issue 1, pages 166-171
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Published in Proceedings of The Biological Society of Washington, in 1900, in volume 13, pages 154-155
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Published in Proceedings of The Biological Society of Washington, in 1893, in volume 8, pages 1-8
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Published in Rhodora, in 2002, in volume 104, pages 77-82
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Published in Proceedings of The American Philosophical Society, in 1898, in volume 37, issue 158, pages 312-319
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Published in Proceedings of The Biological Society of Washington, in 1893, in volume 8, pages 113-116
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Published in Proceedings of The Biological Society of Washington, in 1896, in volume 10, pages 109-112
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Published in Proceedings of The Biological Society of Washington, in 1901, in volume 14, pages 97-98
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Published in Proceedings of The Biological Society of Washington, in 1906, in volume 19, pages 61-65
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Published in Proceedings of The Biological Society of Washington, in 1911, in volume 24, pages 53-55
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Published in American Malacological Bulletin, in 1987, in volume 5, issue 2, pages 197-214
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Published in J. Bombay Nat. Hist. Soc, in 1904, in volume 15, pages 729-730
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Published in Proceedings of the Biological Society of Washington, in 1906, in volume 19, pages 83-85
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Published in Proceedings of The Biological Society of Washington, in 1900, in volume 13, pages 57-59
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Published in Proceedings of The Biological Society of Washington, in 1901, in volume 14, pages 33-34
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Published in Proceedings of The Biological Society of Washington, in 1901, in volume 14, pages 41-45
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Published in Proceedings of The Biological Society of Washington, in 1901, in volume 14, pages 95-96
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Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 51-52
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Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 173-175
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Published in Proceedings of The Biological Society of Washington, in 1903, in volume 16, pages 145-146
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Published in Proceedings of The Biological Society of Washington, in 1911, in volume 24, pages 3-6
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Published in Proceedings of The Biological Society of Washington, in 1911, in volume 24, pages 241-242
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Published in Proceedings of The Biological Society of Washington, in 1913, in volume 26, pages 113-114
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Published in Proceedings of The Biological Society of Washington, in 1914, in volume 27, pages 211-212
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Published in Proceedings of The Biological Society of Washington, in 1936, in volume 49, pages 145-146
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Published in Veliger, in 2001, in volume 44, pages 95-98
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Published in Journal of the Arnold Arboretum, in 1971, in volume 52, pages 267-284
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Published in The Auk, in 1897, in volume 14, pages 332-333
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Published in Entomological News, in 1982, in volume 93, pages 70-74
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Published in Proceedings of The Biological Society of Washington, in 1900, in volume 13, pages 1-8
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Published in Proceedings of The Biological Society of Washington, in 1900, in volume 13, pages 39-40
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Published in Proceedings of The Biological Society of Washington, in 1900, in volume 13, pages 53-56
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Published in Proceedings of The Biological Society of Washington, in 1900, in volume 13, pages 163-164
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Published in Proceedings of The Biological Society of Washington, in 1901, in volume 14, pages 35-37
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Published in Proceedings of The Biological Society of Washington, in 1901, in volume 14, pages 157-159
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Published in Proceedings of The Biological Society of Washington, in 1902, in volume 15, pages 81-82
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Published in Proceedings of The Biological Society of Washington, in 1903, in volume 16, pages 147-148
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Published in Proceedings of The Biological Society of Washington, in 1903, in volume 16, pages 161-164
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Published in Proceedings of The Biological Society of Washington, in 1903, in volume 16, pages 165-166
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Published in Proceedings of The Biological Society of Washington, in 1911, in volume 24, pages 231-232
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Published in Proceedings of The Biological Society of Washington, in 1912, in volume 25, pages 59-60
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Published in Proceedings of The Biological Society of Washington, in 1912, in volume 25, pages 131-133
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Published in Proceedings of The Biological Society of Washington, in 1913, in volume 26, pages 31-33
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Published in Proceedings of The Biological Society of Washington, in 1913, in volume 26, pages 73-74
Created: 2011-07-31, modified: 2011-07-31
Published in Proceedings of The Biological Society of Washington, in 1913, in volume 26, pages 80-81
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Published in Proceedings of The Biological Society of Washington, in 1913, in volume 26, pages 197-198
Created: 2011-07-31, modified: 2011-07-31