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People / Frank Trostheide
from his collection  Aporrhais cf. unisinuata (Sandberger, 1861); NP22-zone, Rupelian, lower Oligocene; Mammendorf, Free State of Saxony, Germany; 2009; Coll. Frank Trostheide no. 4127b  Aporrhais cf. unisinuata (Sandberger, 1861); NP22-zone, Rupelian, lower Oligocene; Mammendorf, Free State of Saxony, Germany; 2009; Coll. Frank Trostheide no. 4128b  Aporrhais cf. unisinuata (Sandberger, 1861); NP22-zone, Rupelian, lower Oligocene; Mammendorf, Free State of Saxony, Germany; 2009; Coll. Frank Trostheide no. 4129b |