The Herreria Formation is a geologic formation in northeastern Guatemala. It preserves fossils dating back to the Miocene period.Herreria Formation at Fossilworks.org
Fossil content Rhynchotherium blickiRhynchotherium blicki at Fossilworks.org
See also List of fossiliferous stratigraphic units in Guatemala
References
Further reading S. G. Lucas and G. E. Alvarado. 1995. El proboscideo Rhynchotherium blicki (Mioceno tardio) del oriente de Guatemala. Title translated: The proboscidean Rhynchotherium blicki (upper Miocene) from eastern Guatemala. Revista Geologica de America Central 18:19-24