Specimen Name: Carcharhinus brachyurus
Common Name: Bronze whaler shark; copper shark; narrowtooth shark
Specimen Code: 06CHOND00059-62
Acquisition Method: Hand collected (May 2019)
Locale: Aurora Fossil Park, Aurora, North Carolina, USA
Formation: Yorktown Formation, Chesapeake Group
Geologic Time Period: Miocene Epoch
Taxonomy:
Eukarya – Animalia – Chordata – Chondrichthyes – Elasmobranchii – Selachimorpha – Carcharhiniformes – Carcharhinidae – Carcharhinus – Brachyurus
Description of Each Specimen:
- Specimen 59: Tooth with light grey enamel that darkens towards the root, dark brown root, fine serrations near the base – slight curve to the left
- Specimen 60: Tooth with pale enamel that darkens towards the root, brown root with lobes – slight curve to the left
- Specimen 61: Tooth with light tan enamel that darkens towards the root, root with lobes (tip broken off right lobe) – slight curve to the right
- Specimen 62: Tooth with pale enamel and a dark stripe at root, root with lobes – slight curve to the right
Measurements of Each Specimen:
- Specimen 59: 16mm x 16mm x 1.5mm
- Specimen 60: 15mm x 15mm x 2mm
- Specimen 61: 13mm x 14mm x 2mm
- Specimen 62: 14mm x 14mm x 2mm
The Fossil Ark 