Scans
- Squalodon calvertensis
- Squaloziphius emlongi
- Stegotherium tesselatum
- Sthenurus andersoni
- Teleoceras medicornutus
- Thalassocnus
- Thoatherium minusculum
- Thylacoleo carnifex
- Toxodon platensis
- Trogosus grangeri
- Waipatia
- Xenorophus
- Xenorophus sp.
- Xiphiacetus bossi
- Xiphiacetus cristatus
- Zarhachis flagellator
- Zarhinocetus errabundus
- Zodiolestes daimonelixensis
- Zygorhiza kochi