Exogyra costata DINOSAUR Age New Jersey Fossil Foam Oyster Cretaceous 70 million

Description

Exogyra costata DINOSAUR Age New Jersey Fossil Foam Oyster Cretaceous 70 million years old
This scientific specimen has an intact right valve in place with marl attached.
It is not common to find both valves together in the Cretaceous fossil deposits.
Exogyra costata
Extinct Foam Oyster or Honeycomb Oyster
Subfamily - Exogyrinae
Family - Gryphaeidae
Collected in Monmouth County, New Jersey, USA, Navesink Formation
Upper Cretaceous; Campanian/Maastrichtian
This classic oyster/bivalve was chosen for the front of "The Cretaceous Fossils of New Jersey",
Horace Richards, 1958 classic book on this geological period, (see picture).
this unique specimen will be shipped in an insulated package with priority tracking.