Charco Azul is a bay and port just outside Puerto Armuelles, in the southwest corner of Panama near the border with Costa Rica. It lies just to the east of the Burica Peninsula, and forms part of the larger Gulf of Chiriquí.
The Penita Formation is a geologic formation in Costa Rica. It preserves fossils dating back to the Neogene period.
The Quebrada Chocolate Formation is a geologic formation in Costa Rica. It preserves fossils dating back to the Neogene 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 Uscari Formation is a geologic formation in Costa Rica. It preserves fossils dating back to the Neogene period.
The Limónes Formation is a geologic formation in Costa Rica. It preserves fossils dating back to the Neogene period.
The Punta Judas Formation is a geologic formation in Costa Rica. It preserves fossils dating back to the Middle Miocene period.
The Burica Sandstone is a geologic formation in Costa Rica. It preserves fossils dating back to the Neogene period.
Charco Azul Formation is a geologic formation of the Charco Azul Group in western Panama and southeastern Costa Rica. It preserves gastropod fossils dating back to the Pliocene period.
The Pacacua Formation is a geologic formation in Costa Rica. It preserves fossils dating back to the Paleogene period.
The Punta Pelada Formation is a geologic formation in Costa Rica. It preserves fossils dating back to the Paleogene period.
The Barra Honda Formation is a geologic formation in Costa Rica. It preserves fossils dating back to the Paleogene period.
The Armuelles Formation is a geologic formation in Costa Rica and Panama. It preserves fossils.
The Limón Group is a geologic group in Costa Rica. It preserves fossils dating back to the Late Miocene to Early Pleistocene period.
The Terraba Basin Group is a geologic group in Costa Rica. It preserves fossils dating back to the Neogene period.
Leucosyrinx nicoya is an extinct species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies.
The Jama Formation is a Pliocene to Early Pleistocene geologic formation in Ecuador. The claystones and sandstones were deposited in an coastal environment. The age of the Jama Formation is constrained by 40Ar/39Ar dating of tephra beds. The formation is correlated to the Charco Azul Formation of western Panama and southeastern Costa Rica.
The Canoa Formation is a Piacenzian to Calabrian geologic formation in Ecuador. The sandstones were deposited in a coastal environment. The formation is correlated to the Charco Azul Formation of western Panama and southeastern Costa Rica.
Phymorhynchus agina is an extinct species of sea snail, a marine gastropod mollusk in the family Raphitomidae.
Costa Rica 
Panama 
