. Die insekten Mitteleuropas insbesondere Deutschlands. Insects -- Germany; Hymenoptera. Kopf Ptert. Abb. 2. eines t^teronus von vorne. ol Oberlippe, cl Clypeus (ausgerandet), w Wangen wa Wang-enanhang, sag- Supraantennalgrube, stf Stirn- feld (area pentagona), seh Scheitel. Abb. 3. Antenne von Cimbex. s Schaft, w 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 Schroder, Christoph Wilhelm Marcus, 1871-;

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. Die insekten Mitteleuropas insbesondere Deutschlands. Insects -- Germany; Hymenoptera. Kopf Ptert. Abb. 2. eines t^teronus von vorne. ol Oberlippe, cl Clypeus (ausgerandet), w Wangen wa Wang-enanhang, sag- Supraantennalgrube, stf Stirn- feld (area pentagona), seh Scheitel. Abb. 3. Antenne von Cimbex. s Schaft, w 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 Schroder, Christoph Wilhelm Marcus, 1871-; Enslin, Eduard; Friese, Heinrich, 1860-1948; Kieffer, Jean Jacques, 1856-1925; Schmiedeknecht, Otto, 1847-1936; Stitz, H. Stuttgart, Franckhsche verlagshandlung

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Keywords: ., bookcentury1900, bookdecade1910, bookpubl, booksubjecthymenoptera