non Pecopteris decurrens Lesq. in Boston J. Nat. Hist. 6(4): 424. Aug 1854 nec Pecopteris decurrens A. Roem. in Palaeontographica 9(1): 36. 20 Sep 1860 non Pecopteris decurrens Dawson in Quart. J. Geol. Soc. London, Part I, 18(72): 322. 1 Nov 1862.
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