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Authors: H Mutvei | R A Reyment

Published in Palaeontology, in 1975, in volume 18, issue 2, pages 438-439

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Authors: Carl August Dohrn

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Authors: Baring Brothers Co.

Published in Asa Gray correspondence. Senders B-Ba, in 1856, pages 1-2

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Authors: Baring Brothers Co.

Published in Asa Gray correspondence. Senders B-Ba, in 1856, pages 1

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Authors: G E G Westermann

Published in Palaeontology, in 1975, in volume 18, issue 2, pages 437-438

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Authors: P B Randolph

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Authors: G E G Westermann | M Rioult

Published in Palaeontology, in 1975, in volume 18, issue 4, pages 871-877

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Authors: Martha B Flint

Published in Botanical Gazette, in 1882, in volume 7, issue 6, pages 74-76

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Authors: Ithamar B Crawe

Published in Asa Gray correspondence. Senders Co-Cu, 1826-1891 (inclusive), in 1846, pages 1-3

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Authors: Ithamar B Crawe

Published in Asa Gray correspondence. Senders Co-Cu, 1826-1891 (inclusive), in 1846, pages 1-3

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Authors: G E G Westermann | Wang Yi-Gang

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Published in Asa Gray correspondence. Senders A, in 1885, pages 1

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Authors: Armstrong & Co.

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Authors: Armstrong & Co.

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Published in Annals And Magazine of Natural History, in 1904, in volume 13, pages 474-475

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Authors: Gerd E G Westermann | Axel V Hillebrandt

Published in Mitteilungen der Bayerischen Staatssammlung für Paläontologie und Histor. Geologie, in 1995, in volume 35, pages 27-37

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Authors: D Appleton & Co.

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Authors: D Appleton & Co.

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Authors: D Appleton & Co.

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Authors: D Appleton & Co.

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Authors: D Appleton & Co.

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Authors: D Appleton & Co.

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

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Authors: D Appleton & Co.

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

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Authors: D Appleton & Co.

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Authors: D Appleton & Co.

Published in Asa Gray correspondence. Senders A, in 1885, pages 1-2

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Authors: D Appleton & Co.

Published in Asa Gray correspondence. Senders A, in 1878, pages 1-2

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Authors: D Appleton & Co.

Published in Asa Gray correspondence. Senders A, in 1879, pages 1-2

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Authors: D Appleton & Co.

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Authors: S E Cassino & Co.

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Authors: American Book Co.

Published in Asa Gray correspondence. Senders A, in 1891, pages 1

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Authors: L H Bradford & Co.

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Authors: American Book Co.

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Authors: Alwyn Williams | Gordon B Curry

Published in Bulletin of the British Museum (Natural History). Geology., in 1985, in volume 38, issue 4, pages 183-269

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Published in The Auk, in 1911, in volume 28, pages 118-119

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Published in Botanical Gazette, in 1907, in volume 44, issue 1, pages 69

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Authors: J R B Le Tomlin

Published in Proceedings of the Malacological Society of London, in 1916, in volume 12, issue 2-3, pages 63

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Authors: B Lamont

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Authors: Baldwin Bros & Co.

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Authors: E Pleas

Published in Nautilis, in 1893, in volume 7, pages 68-70

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Published in The Auk, in 1908, in volume 25, pages 473-474

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Authors: Ludlow Griscom

Published in The Auk, in 1916, in volume 33, pages 329-330

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