†Neuralethopteris biformis Lesquereux 1880
Invalid subtaxa: Neuralethopteris larischii Gillespie et al. 1989 [replaced name], Neuropteris biformis Lesquereux 1880, Neuropteris rectinervis Jongmans 1937 [replaced name]
Belongs to Neuralethopteris according to D. L. Dilcher et al. 2005
Sister taxa: Neuralethopteris pentias, Neuralethopteris pocahontas, Neuralethopteris sergiorum, Neuralethopteris smithsii