Species

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Total: 362

species valid

Asterophyllites latifolius Dawson Quart. J. Geol. Soc. London, Part I, 18(72): 311. 1 Nov 1862

species valid

Asterophyllites acicularis Dawson Quart. J. Geol. Soc. London, Part I, 18(72): 310. 1 Nov 1862

species valid

Asplenium niobrara Dawson Proc. & Trans. Roy. Soc. Canada, 1(Section 4): 20. 1884

species valid

Asplenium martinianum Dawson Proc. & Trans. Roy. Soc. Canada, 3(Section 4): 5. 27 May - Aug 1885

species valid

Asplenium albertum Dawson Proc. & Trans. Roy. Soc. Canada, 3(Section 4): 11. 27 May - Aug 1885

species valid

Artocarpophyllum occidentale Dawson Proc. & Trans. Roy. Soc. Canada, 1893, 11(Section 4): 60. 1894

species valid

Arthrostigma gracile Dawson Fossil Pl. Devon. Canada 41. 4 Dec 1871

species unavailable

Archaeopteris magnacensis Dawson Quart. J. Geol. Soc. London, Part I, 37(146): 307. May 1881

species valid

Archaeopteris hibernica (E. Forbes) Dawson Fossil Pl. Devon. Canada 48. 4 Dec 1871

species valid

Archaeopteris halliana (Goepp.) Dawson Fossil Pl. Devon. Canada 48. 4 Dec 1871

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