|Named By:||Louis Agassiz in 1849|
|Time Period:||Late Cretaceous, 83 Ma|
|Location:||USA, New Jersey|
|Size:||Comparison to related genera of turtles points to an estimated length of about 3 meters|
|Fossil(s):||Humerus (upper arm bone)|
|Classification:||| Chordata | Reptilia | Testudines | Cryptodira | Protostegidae ||
Atlantochelys is an extinct genus of sea turtle from the Upper Cretaceous of New Jersey. For 163 years, only a partial humerus was known, but the second part of the same bone was found in 2012.