Nanotyrannus Teeth (Little T-Rex)
Buried Treasure Fossils offers Nannotyrannus teeth for sale. Nanotyrannus or "tiny tyrant" is the smaller tyrannosaurid dinosaur from the late Cretaceous period believed to reach 20+ feet. In October 2025, new research was presented by Lindsay Zanno and James Napoli from the North Carolina Museum of Natural Sciences with their recently acquired “Dueling Dinosaurs” Tyrannosaur skeleton has changed the Nano versus T. rex species discussion. Their paper presented at the 2025 Society of Vertebrate Paleontology meeting concluded that Nanotyrannus is a real, unique species and not a juvenile T. rex. This catalog contains Nanotyrannus teeth, dinosaur bones, and dinosaur claws, and are highly valued by collectors. These top quality specimens were all legally collected from private lands in the northwestern US. Late Cretaceous, Hell Creek Fm. (or equivalent), 68-66 MYA. Authenticity guaranteed.
- Nanotyrannus lancensis$1,250.00
A LARGE, TOP QUALITY Nanotyrannus lancensis tooth from the western US. This tooth measures 1-5/8" (straight line). The enamel is excellent quality. The posterior serrations are excellent. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. An excellent collector's Nano tooth. Note - a Riker display case is included.
DN03 SIZE: 1-5/8"
Note - Adding 19 Nanotyrannus teeth in November 2025 -> Link to Nano Teeth
Learn More - Nanotyrannus lancensis$525.00
A TOP QUALITY Nanotyrannus lancensis tooth from the western US. This tooth measures 1-1/4" (straight line). The enamel is excellent quality. The posterior serrations are excellent. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Harding Co., So. Dakota. Authenticity guaranteed. An excellent collector's Nano tooth.
DN09 SIZE: 1-1/4"
Note - Adding 19 Nanotyrannus teeth in November 2025 -> Link to Nano Teeth
Learn More - Nanotyrannus lancensis$450.00
A LARGE, TOP QUALITY serrated Nanotyrannus lancensis premaxillary tooth from the western US. A March Fossil of the Month. The premaxillary teeth were the front teeth, have a "D" shaped base, and were not large. Most Nano premaxillary teeth are non-serrate. This Nano has strong serrations - rare. The right side serrations have some wear or damage. This tooth measures 7/8" (straight line). The enamel is excellent quality. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Custer Co., Montana. Authenticity guaranteed. An excellent collector's Nano tooth.
DN25 SIZE: 7/8"
Note - Adding 24 Nanotyrannus teeth in March 2025 -> Link to Nano Teeth
Learn More - Nanotyrannus lancensis$185.00
A TOP QUALITY Nanotyrannus lancensis tooth from the western US. This juvenile tooth measures 3/4" (straight line). The enamel is excellent quality. The posterior serrations are excellent. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. An excellent collector's Nano tooth.
DN29 SIZE: 3/4"
Note - Adding 19 Nanotyrannus teeth in November 2025 -> Link to Nano Teeth
Learn More - Nanotyrannus lancensis$175.00
A High QUALITY Nanotyrannus lancensis tooth from the western US. This juvenile tooth measures 15/16" (straight line). The enamel has some root etching. The posterior serrations are good. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. An excellent collector's Nano tooth.
DN15 SIZE: 15/16"
Note - Adding 24 Nanotyrannus teeth in March 2025 -> Link to Nano Teeth
Learn More - Nanotyrannus lancensis$150.00
A TOP QUALITY Nanotyrannus lancensis tooth from the western US. This juvenile tooth measures 9/16" (straight line). The enamel is excellent quality. The posterior serrations are excellent. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. An excellent collector's Nano tooth.
DN20 SIZE: 9/16"
Note - Adding 24 Nanotyrannus teeth in March 2025 -> Link to Nano Teeth
Learn More - Nanotyrannus lancensis$95.00
A TOP QUALITY Nanotyrannus lancensis premaxillary tooth from the western US. The premaxillary teeth were the front teeth, have a "D" shaped base, and were not large. Most Nano premaxillary teeth are non-serrate. This tooth measures 1/2" (straight line). The enamel is excellent quality. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Harding Co., So. Dakota. Authenticity guaranteed. An excellent collector's Nano tooth.
DN23 SIZE: 1/2"
Note - Adding 24 Nanotyrannus teeth in March 2025 -> Link to Nano Teeth
Learn More - Nanotyrannus lancensis$0.00
A GEM, EXTRA LARGE Nanotyrannus lancensis tooth. This tooth measures 2-5/16". A very special, ultra rare big Nano tooth.The enamel is exceptional with fantastic color and quality. Excellent anterior and posterior serrations to the tip. Essentially no tip wear which is excellent for a big tooth. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Harding Co., So. Dakota. Authenticity guaranteed. A fantastic extra large collector's Nano tooth. Note - a Riker frame is included. You rarely a see Nano tooth this large!
DN06 BoP SIZE: 2-5/16" (13/16" x 3/8" cross-section)
Note - Adding six new Nano teeth in April 2019 --> Link to Nano teeth
Learn More - Nanotyrannus lancensis$0.00
An EXTRA LARGE, GEM Nanotyrannus lancensis tooth. A February Fossil of the Month. This tooth measures 2-1/8" (straight line). This BIG Nano tooth is extra wide and thick. Much like a small Rex, but has a basic Nano design. The enamel is excellent with excellent color and quality. Excellent serrations and tip. No cracks. No repair. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Authenticity guaranteed. A fantastic extra large collector's Nano tooth. Note - a Riker frame display is included. A very special BIG Nano tooth!
DN01 BoP SIZE: 2-1/8" (.85 " W x .46" H)
Note - Adding 12 Nano teeth in February 2020 -> Link to Nano Teeth
Learn More - Nanotyrannus lancensis$0.00
An EXTRA LARGE, TOP QUALITY Nanotyrannus lancensis tooth from the western US. An October Fossil of the Month. This tooth measures 2-1/4" (straight line). The enamel is excellent quality. The posterior serrations are exceptional and anterior serrations are excellent. A wide tooth with an extra large rectangular base with a typical Nano "pinched rectangle" cross-section. Possibly two cracks stabilized. No repair or restoration. Legally collected on private land in the Lance Creek Fm., Niobrara Co., Wyoming. Authenticity guaranteed. An excellent collector's BIG Nano tooth. Note - a 3" x 4" display frame is included. You don't see 2"+ Nano teeth very often!
DN01 BoP3 SIZE: 2-1/4" (Base: 13/16" x 1/2")
Note - Adding 18 Nanotyrannus teeth in October 2021 -> Link to Nano Teeth
Learn More - Nanotyrannus lancensis$0.00
A TOP QUALITY, EXTRA LARGE Nanotyrannus lancensis tooth from the western US. This tooth measures 2-1/4" (straight line). The enamel is exceptional with incredible color and quality. Excellent serrations. A very small tip wear facet. Wide base with a typical Nano pinched oval cross-section. No cracks. No repair or restoration. Legally collected on private land in the Hell Creek Fm., Carter Co., Montana. Authenticity guaranteed. A fantastic collector's BIG Nano tooth. Note - a Riker type frame is included. Museum Quality. A monster sized, top qulaity Nano tooth. One of the finest that I have seen!
DN01 BoP2 SIZE: 2-1/4" (13/16" W)
Note - Adding 16 Nanotyrannus teeth in October 2020 -> Link to Nano Teeth
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