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Tapeworm Eggs in a 270 Million-Year-Old Shark Coprolite
- Paula C. Dentzien-Dias,
- George Poinar Jr,
- Ana Emilia Q. de Figueiredo,
- Ana Carolina L. Pacheco,
- Bruno L. D. Horn,
- Cesar L. Schultz
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- Published: January 30, 2013
- https://doi.org/10.1371/journal.pone.0055007