Columbia subject headings:
Paleontology--Holocene.
Paleontology--Peru--Palpa (Ica)
Harvard subject headings:
Arid regions ecology--Peru--Palpa Region.
Geomorphology--Peru--Palpa Region.
Paleoclimatology--Peru--Palpa Region.
Paleoecology--Peru--Palpa Region.
Physical geography--Peru--Palpa Region.
Princeton subject headings: