4 @ 800 F. in sheet,
Tapejara wellnhoferi, Pteranodon longiceps,
Huanhepterus quingyangensis, Tropeognathus mesembrinus;
M.S., 3300 F.,
Peteinosaurus zambelli on the stamp,
on the margin Thalassodromeus sethi.
Issue date: 24-th of October.
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6015-6018, 905 |  |
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The depicted animals are pterosaurs, not dinosaurs.
