https://www.selleckchem.com/pr....oducts/methylene-blu
The exceptionally well-preserved holotype of the armoured dinosaur Borealopelta markmitchelli (Ornithischia; Nodosauridae) from the Early Cretaceous (Clearwater Formation) of northern Alberta preserves a distinct mass within the abdominal cavity. Fourteen independent criteria (including co-allochthony, anatomical position, gastroliths) support the interpretation of this mass as ingested stomach contents-a cololite. Palynomorphs in the cololite are a subset of the more diverse external sample. Analysis of the cololite d
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