. Die fossile Flora der Permischen Formation . 1. Walchia piriformis Sterub. - 2. Ullmannia biarmica Eichw, - 3. Lepidostrobus gemmaefonris Göpp. - 4. Lepidostrobus attenuatus Göpp. - 5. Walchia piriformis Sternb - 6. Walchia fiücifonris Sternb. - 7. Lepidostrobus attenuatus Göpp.

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Keywords: ., bookcentury1800, bookdecade1860, booksubjectpaleobo, bookyear1864