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Clinton Hart Merriam Spermophilus cryptospilotus. de Schdel von Spermophilus cryptospilotus heute Xerospermophilus spilosoma cryptospilotus Zeichnung Clinton Hart Merriam en Skull of Spermophilus cryptospilotus heute Xerospermophilus spilosoma cryptospilotus by Clinton Hart Merriam Merriam Hart Stejneger Leonhard Results of