Specimen Name: Sphyrna zygaena
Common Name: Smooth hammerhead shark
Specimen Code: 06CHOND00066-68
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 – Sphyrnidae – Sphyrna – Zygaena
Description of Each Specimen:
- Specimen 66: Tooth with grey enamel that darkens towards the root, hook-shape – curve to the right
- Specimen 67: Tooth with dark grey enamel – slight curve to the right
- Specimen 68: Tooth with dark grey enamel, black root (polished, missing left lobe), hook shape – curve to the right
Measurements of Each Specimen:
- Specimen 66: 8mm x 13mm x 1mm
- Specimen 67: 10mm x 13mm x 1mm
- Specimen 68: 8mm x 11mm x 2mm
The Fossil Ark 