. Abhandlungen zur geologischen Specialkarte von Preussen und den Thüringischen Staaten. . 1-5 Tylocidaris cf clavigera, König. _Uni Senon. 6-7 Stereocidans cf. sceptrifera _Turon. 8-9. Stereocjdaris Reussi, Lichtdruck v. 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 Preussische Geologische Landesanstalt. Berlin : Neumann'schen Kartenhandlung

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Keywords: ., bookcentury1800, bookcollectionbiod, bookdecade1870, bookyear1872