Published in Proceedings of the Entomological Society of Washington, in 2002, in volume 104, pages 825-836

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Published in Palaeontology, in 1964, in volume 7, issue 3, pages 508-513

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Published in Palaeontology, in 1979, in volume 22, issue 3, pages 513-535

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Published in Annals of The South African Museum, in 1993, in volume 102, pages 303-325

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Published in Asa Gray correspondence. Senders Ca-Cl, in 1890, pages 1-2

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in 1888, pages 1

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in 1888, pages 1

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in 1888, pages 1

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in 1889, pages 1

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in 1889, pages 1

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in 1890, pages 1

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

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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), pages 1-4

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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), pages 1-5

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Published in The Nautilus, in 1960, in volume 73, issue 4, pages 158-159

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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1890, pages 1

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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1881, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1890, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1890, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1888, pages 1-4

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Published in Journal of The Royal Society of Western Australia, in 2013, in volume 96, issue 1, pages 31

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Published in Madroño, in 1938, in volume 4, issue 6, pages 171-176

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Published in Asa Gray correspondence. Senders E, 1838-1898 (inclusive), in 1890, pages 1

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Published in Asa Gray correspondence. Senders Ca-Cl, in 1890, pages 1

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Published in Asa Gray correspondence. Senders A, in 1889, pages 1

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Published in Asa Gray correspondence. Senders Ca-Cl, in 1890, pages 1

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Published in Asa Gray correspondence. Senders Ca-Cl, in 1890, pages 1

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Published in Asa Gray correspondence. Senders Ca-Cl, in 1881, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Published in Asa Gray correspondence. Senders Ca-Cl, in 1889, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Published in Asa Gray correspondence. Senders Ca-Cl, in 1890, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Published in Asa Gray correspondence. Senders Ca-Cl, in 1890, pages 1

Created: 2017-06-24, modified: 2017-06-24

Published in Asa Gray correspondence. Senders Ca-Cl, in 1891, pages 1

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Published in Asa Gray correspondence. Senders Ca-Cl, in 1890, pages 1-2

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Published in Asa Gray correspondence. Senders Ca-Cl, in 1878, pages 1

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Published in Asa Gray correspondence. Senders B-Ba, in 1877, pages 1-2

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Published in Asa Gray correspondence. Senders B-Ba, in 1883, pages 1-2

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Published in Asa Gray correspondence. Senders B-Ba, in 1883, pages 1-2

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Published in Asa Gray correspondence. Senders B-Ba, in 1884, pages 1

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Published in Asa Gray correspondence. Senders B-Ba, in 1888, pages 1-2

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Published in Asa Gray correspondence. Senders B-Ba, in 1888, pages 1

Created: 2017-06-24, modified: 2017-06-24

Published in Asa Gray correspondence. Senders B-Ba, in 1889, pages 1

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Published in Asa Gray correspondence. Senders Ca-Cl, in 1890, pages 1-2

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Published in Asa Gray correspondence. Senders Ca-Cl, in 1891, pages 1-2

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Published in Asa Gray correspondence. Senders B-Ba, in 1889, pages 1

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Published in Asa Gray correspondence. Senders B-Ba, in 1889, pages 1-2

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Published in Asa Gray correspondence. Senders B-Ba, in 1890, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Published in Asa Gray correspondence. Senders B-Ba, in 1891, pages 1-2

Created: 2017-06-24, modified: 2017-06-24

Published in Asa Gray correspondence. Senders Ca-Cl, in 1890, pages 1-2

Created: 2017-06-24, modified: 2017-06-24