Rancocas Group

The Rancocas Group is a geologic group in New Jersey. It preserves fossils dating back to the latest Cretaceous and the Paleogene period, meaning that it spans the Cretaceous-Paleogene boundary. It contains the Hornerstown Formation and the Vincentown Formation, with some treatments also including the Manasquan Formation within it.^[1][2]

Rancocas Group
Stratigraphic range: latest Maastrichtian to Thanetian, 66.5–57 Ma PreꞒ Ꞓ O S D C P T J K Pg N
Type	Group
Sub-units	Hornerstown Formation, Vincentown Formation
Underlies	Manasquan Formation
Overlies	Monmouth Group
Location
Region	New Jersey
Country	United States

See also

• Earth sciences portal
• New Jersey portal
• Paleontology portal

• List of fossiliferous stratigraphic units in New Jersey
• Paleontology in New Jersey