Species

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Total: 11

species valid

Arachnoxylon minus W.E. Stein, D. Wight, C.B. Beck Canad. J. Bot., 61(4): 1298. 6 May 1983

species valid

Archaeosperma arnoldii Pettitt, C.B. Beck Contr. Mus. Paleontol. Univ. Michigan, 22(10): 140. 22 Nov 1968

species valid

Callixylon arnoldii C.B. Beck Brittonia, 14(4): 233. 15 Oct 1962

species valid

Callixylon petryi C.B. Beck Amer. J. Bot., 40(4): 227. 15 Apr 1953

species valid

Catenalis digitata S.-G. Hao, C.B. Beck Canad. J. Bot., 69(4): 874. 31 May 1991

species valid

Crossia virginiana C.B. Beck, W.E. Stein Palaeontographica, Abt. B, Paläophytol., 229(4-6): 127. Sep 1993

species valid

Diichnia readii C.B. Beck, Galtier, W.E. Stein Rev. Palaeobot. Palynol., 75(1-2): 30. Dec 1992

species valid

Eddya sullivanensis C.B. Beck Palaeontographica, Abt. B, Paläophytol., 121(1-3): 10. Sep 1967

species valid

Stenokoleos simplex (C.B. Read, G. Campb.) C.B. Beck Amer. J. Bot., 47(2): 122. 19 Feb 1960

species valid

Tetraxylopteris schmidtii C.B. Beck Amer. J. Bot., 44(4): 359. 11 Jun 1957

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