Tobabe FormationThe Tobabe Formation is a geologic formation in Panama. The conglomerates and sandstones preserve fossils dating back to the Messinian period.Fossil contentThe formation has provided the following fossils:Hepatus biformisIliacantha panamanicaLeucosilia bananensisPortunus gabbiRaninoides cf. benedictiThoe asperoides ?Balaenopteroidea indet.