Isurus retroflexus
The Isurus retroflexus is a modern form Longfin Mako found in the Yorktown Formation (Early Pliocene - ~4.5 mya) at the Lee Creek site. The upper jaw teeth exhibit a short crowns, a high root face, and root build up at the base of the crown on the labial side. A rare tooth.
- Isurus retroflexus$50.00
A scarce Top Quality, Isurus retroflexus, the Longfin Mako shark tooth (big upper jaw lateral tooth) from the Lee Creek mine, Aurora, No. Carolina. This tooth has a rich tan crown and a tan colored root. Excellent colors! Sharp cutting edge. The rear top of root has a "shoulder" build up, a characteristic of Isurus retroflexus. Excellent preservation - note nutrient hole on root. It is a Miocene tooth from the Pungo River Fm. An excellent collector's tooth. Authenticity guaranteed. A difficult tooth to source.
LC391 Size: 1-5/16"
Note - Adding 15 new Lee Creek Longfin Mako teeth in March 2023. Link to Lee Creek Longfin Mako Teeth.
- Isurus retroflexus$47.50
A scarce Top Quality, Isurus retroflexus, the Longfin Mako shark tooth (lower jaw lateral tooth) from the Lee Creek mine, Aurora, No. Carolina. This tooth has a rich tan crown and a light tan colored root. Excellent colors! Sharp cutting edge. The rear top of root has a "shoulder" build up, a characteristic of Isurus retroflexus. Excellent preservation - note nutrient hole on root. It is a Miocene tooth from the Pungo River Fm. An excellent collector's tooth. Authenticity guaranteed. A difficult tooth to source.
LC394 Size: 1-3/16"
Note - Adding 15 new Lee Creek Longfin Mako teeth in March 2023. Link to Lee Creek Longfin Mako Teeth.
- Isurus retroflexus$35.00
A scarce Top Quality, Isurus retroflexus, the Longfin Mako shark tooth (lower jaw lateral tooth) from the Lee Creek mine, Aurora, No. Carolina. This tooth has a rich tan crown and a light tan colored root. Excellent colors! Sharp cutting edge. The rear top of root has a "shoulder" build up, a characteristic of Isurus retroflexus. Excellent preservation - note nutrient hole on root. It is a Miocene tooth from the Pungo River Fm. An excellent collector's tooth. Authenticity guaranteed. A difficult tooth to source.
LC395 Size: 15/16"
Note - Adding 15 new Lee Creek Longfin Mako teeth in March 2023. Link to Lee Creek Longfin Mako Teeth.