. Beitra?ge zur Pala?ontologie und Geologie O?sterreich-Ungarns und des Orients : Mitteilungen des Geologischen und Pala?ontologischen Institutes der Universita?t Wien. Geology; Paleontology; Geology; Paleontology. J. V. Siemiradski: Jurassische Spongien Polens. 67. 68. 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 Universita?t Wien. Pala?ontologisches und Geoogisches Institutes. Wien, Leipzig : Wilhelm Braumu?ller

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Keywords: ., boo, bookcentury1800, booksubjectgeology, booksubjectpaleontology