The Moin Formation is a geologic formation in Costa Rica. It preserves fossils dating back to the Late Pliocene to Early Pleistocene period.
The Río Banano Formation is a geologic formation in Costa Rica of the Limón Group. It preserves fossils dating back to the Middle Miocene to Piacenzian period.
The Cayo Agua Formation is a geologic formation in Panama. It preserves fossils dating back to the Pliocene period.
The Escudo de Veraguas Formation is a geologic formation in Panama. It preserves fossils dating back to the Piacenzian to Early Pleistocene period.
The Nancy Point Formation is a geologic formation in Panama. It preserves fossils dating back to the Miocene period.
The Shark Hole Point Formation is a geologic formation in Bocas del Toro Province of northwestern Panama. The siltstones preserve fossils dating back to the Pliocene period.
The Chagres Formation (Tc) is a geologic formation in the Colón Province of central Panama. The sandstones and siltstones were deposited in a shallow marine environment and preserve fossils dating back to the Middle to Late Miocene period.
The Gatún Formation (Tg) is a geologic formation in the Colón and Panamá Provinces of central Panama. The formation crops out in and around the Panama Canal Zone. The coastal to marginally marine sandstone, siltstone, claystone, tuff and conglomerate formation dates to the latest Serravallian to Tortonian, from 12 to 8.5 Ma. It preserves many fossils, among others, megalodon teeth have been found in the formation.
The Swan Cay Formation is a geologic formation in Panama. It preserves fossils.
The Mount Hope Formation is a geologic formation of the Caribbean mouth of the Panama Canal Zone in Panama. The limestones, mudstones and siltstones preserve bivalve, gastropod and crustacean fossils dating to the Early Pleistocene. The formation is named after Mount Hope Cemetery, the burial ground for black West Indian immigrants who died working on the intercontinental Panama Railroad at the Panama Canal for the American Panamanian Railroad Corporation between 1850 and 1855.
The Mao Formation is a geologic formation in the northwestern Dominican Republic. The reefal limestone and siltstone formation preserves bivalve, gastropod, echinoid and coral fossils dating back to the Pliocene period.
The Manzanilla Formation is a geologic formation in Trinidad and Tobago. It preserves fossils dating back to the Middle Miocene period.
The Springvale Formation is a geologic formation in Trinidad and Tobago. It preserves fossils dating back to the Late Miocene period.
The Brasso Formation is a geologic formation in Trinidad and Tobago. It preserves fossils dating back to the Early Eocene to Serravallian period.
The Onzole Formation is an Early Pliocene geologic formation in the Borbón Basin of northwestern Ecuador. The formation consists of a shallow marine sandstone member containing many fish fossils, among which megalodon, and a deep water member comprising tuffaceous shales and mudstones containing gastropods, bivalves and scaphopods.
The Angostura Formation is a Late Miocene geologic formation of the Borbón Basin in northwestern Ecuador.
Isopisthus is a genus of marine ray-finned fishes belonging to the family Sciaenidae, the drums and croakers. These fishes are found in the western Atlantic and eastern Pacific Oceans.
Larimus is a genus of marine ray-finned fishes belonging to the family Sciaenidae, the croakers and drums. These fishes are found in the Western Atlantic and Eastern Pacific Oceans.
Callaus is a genus of ray-finned fishes belonging to the family Sciaenidae, the drums and croakers. The genus is found in the eastern Pacific Ocean off the coast of western South America.
Panama 
