Species

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Total: 362

species valid

Alethopteris ingens Dawson Quart. J. Geol. Soc. London, Part I, 18(72): 322. 1 Nov 1862

species valid

Alethopteris grandis Dawson Canad. Naturalist Geol., 1863, 8(6): 446. 30 Jan 1864

species unavailable

Alethopteris decurrens Dawson Quart. J. Geol. Soc. London, Part I, 18(72): 322. 1 Nov 1862

species valid

Ailanthophyllum incertum Dawson Proc. & Trans. Roy. Soc. Canada, 8(Section 4): 88. 1890

species valid

Aetheotesta devonica Dawson Quart. J. Geol. Soc. London, Part I, 37(146): 306. May 1881

species valid

Aesculus antiqua Dawson Rept. Geol. Res. 49th Parallel 330. 1875

species valid

Aesculophyllum hastingsense Dawson Proc. & Trans. Roy. Soc. Canada, Series 2, 1(Section 4): 149. May - Dec 1895

species valid

Adiantites praelongus Dawson Proc. & Trans. Roy. Soc. Canada, 1(Section 4): 25. 1884

species valid

Acerites negundifolium Dawson Proc. & Trans. Roy. Soc. Canada, 8(Section 4): 86. 1890

species valid

Acer saskatchewense Dawson Proc. & Trans. Roy. Soc. Canada, 3(Section 4): 16. 27 May - Aug 1885

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