A strongly curved, can-opener profile with a deep outer notch and compound serrations.
Heavy wear can erase the small secondary serrations, but the hooked, notched silhouette usually remains diagnostic.
01
IDENTIFICATION TRAITS
What to inspect.
- Crown shape
- Deeply notched blade
- Cutting edge
- Coarse serrations or Uneven / mixed serrations
- Side cusplets
- No side cusplets
- Root
- Wide / nearly flat root or Two distinct root lobes
- Reference height
- roughly 10–40 mm, depending on age and jaw position
- Time
- Living; fossil teeth also occur
02
WHY IT LOOKS THIS WAY
Form follows feeding.
Upper and lower teeth share the same unmistakable outline. The rear shoulder is deeply notched and often carries smaller secondary serrations.
03
LOOKALIKES
Do not stop at the first match.
PRIMARY / AUTHORITATIVE REFERENCE
Open source ↗Florida Museum
Use the source alongside collection locality and geologic age. A photograph alone cannot establish provenance.
HAVE A TOOTH TO CHECK?
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