. Fossil plants : for students of botany and geology . Paleobotany. XXVIl] DIPLOTMEMA 535 Di'phtmema. This generic name is employed by Zeiller' and other authors in a more restricted sense than that in which it was originally. Fig. 354. A. Palmatopteris. B. Mariopteris. (A, B, after Potoni^.) C. Diplotmema Zeilleri, Stur. (After Zeiller.) C D. Zeilleri. Pinnule. (x 3. After Zeiller.) D. Neuropteris macrophylla. (British Museum .) D'. N. macrophylla. Pinnule. (Slightly enlarged. After Kidston.) E. N. heterophylla. Pinnule. (Slightly enlarged. After Zeiller.) P. N. Scheuchzeri. (Slightly reduced
. Fossil plants : for students of botany and geology . Paleobotany. XXVIl] DIPLOTMEMA 535 Di'phtmema. This generic name is employed by Zeiller' and other authors in a more restricted sense than that in which it was originally. Fig. 354. A. Palmatopteris. B. Mariopteris. (A, B, after Potoni^.) C. Diplotmema Zeilleri, Stur. (After Zeiller.) C D. Zeilleri. Pinnule. (x 3. After Zeiller.) D. Neuropteris macrophylla. (British Museum .) D'. N. macrophylla. Pinnule. (Slightly enlarged. After Kidston.) E. N. heterophylla. Pinnule. (Slightly enlarged. After Zeiller.) P. N. Scheuchzeri. (Slightly reduced. After Kidston.) 6. AUoiopteris Essinghii. (Enlarged. After Potoni^.) used by Stur. The Upper Carboniferous species Sphenopteris furcata Brongn. (fig. 352, E) may serve as the type. This species occurs in the Middle and Lower Coal-Measures of Britain'-'. 1 ZeUler (79^); (88) A. p. 142. 2 Kidston (94) p. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Seward, A. C. (Albert Charles), 1863-1941. Cambridge : University Press
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