Armuelles Formation

The Armuelles Formation is a geologic formation in Costa Rica and Panama. It preserves fossils.^[1]

Armuelles Formation
Stratigraphic range: Early Pleistocene
Type	Formation
Unit of	Charco Azul Group
Overlies	Penita & Charco Azul Formations
Lithology
Primary	Siltstone
Other	Sandstone, conglomerate
Location
Region	Limón Province, Chiriquí Province
Country	Costa Rica, Panama
Type section
Named for	Puerto Armuelles

Fossil content

• Axelella nutrita - Panama^[2]

See also

• List of fossiliferous stratigraphic units in Costa Rica
• List of fossiliferous stratigraphic units in Panama