Herrin Fossil Flora
Pteridosperms - Seed Ferns
Pinnae 4
Macroneuropteris scheuchzerii
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Detail of left specimen.
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Macroneuropteris scheuchzerii, (Page 7, Fig. 8. Herrin Roof Shale Flora field guides, ESCONI/Wittry). - A.Young
Macroneuropteris scheuchzerii showing diagnostic "hairs."- B.Riegler
Macroneuropteris scheuchzerii in a concretion, - C.Puritz
A.Young
M.Angkuw
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S.Dibblee
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Macroneuropteris scheuchzerii orbicular pinnules. - B.Riegler
A.Young
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A.Young
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L.Magnusson
Macroneuropteris sheuchzerii in a concretion. - C.Puritz (photo by C.Puritz)
Macroneuropteris scheuchzerii orbicular pinnule. - C.Puritz (photo by C.Puritz)
Macroneuropteris scheuchzerii in uncooked shale - L.Bertsch
Neuropteris ovata
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Neuropteris ovata, (Page 6, Fig. 9. Herrin Roof Shale Flora field guides, ESCONI/Wittry). - A.Young
Neuropteris ovata in a plate of "blistered" black shale. - A.Young
A.Young
Neuropteris ovata. - A.Young
Neuropteris flexuosa
P.Anderson
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Neuropteris flexuosa, (Page 6, Fig. 8. Herrin Roof Shale Flora field guides, ESCONI/Wittry). - B.Riegler
Neuropteris flexuosa in a siderite concretion - R.Holm
Neuropteris flexuosa in uncooked shale - E.Magnus-Gentry
Neuropteris anomala
Neuropteris anomala (top), with Cyathocarpus arborea (bottom left) - G.Monreal
Neuropteris jacksonii
A.Young
Odontopteris aequalis
Odontopteris aequalis, (Page 6, Fig. 10. Herrin Roof Shale Flora field guides, ESCONI/Wittry). - A.Young
A.Young
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A.Young
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Odontopteris aequalis - D.Carlson
A.Young
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Detail of left specimen.
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Odontopteris aequalis (top center) with Lobatopteris tenuinervis. - A.Young
M.Vonhof
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A.Young
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A.Young
Odontopteris aequalis - G.Monreal
Odontopteris aequalis. - D.Carlson
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Odontopteris aequalis in a concretion. - A.Young
Above and below: Odontpteris aequalis. - G.Monreal (photo above by A.Young on site: photo below by G.Monreal)
Cyclopteris orbicularis
Cyclopteris orbicularis, in a siderite concretion (two views of same open half) - R.Holm
