Image Information
Thamur
The thamur is a worm that has blood that can cause the hardest stone to split. What this illustration has to do with that is not clear.
The image was obtained from the source listed below.
Bibliothèque Municipale de Valenciennes
Manuscript
Bibliothèque Municipale de Valenciennes, MS 320 (Liber de natura rerum), folio 147v
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Possible copyright holder
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