Stutz, Narla S. Late middle Miocene Metatheria (Mammalia: Didelphimorphia and Paucituberculata) from Juan Guerra, San Martín Department, Peruvian Amazonia - Oxford Elsevier Science October 2022 - 16 p. ilus. Subjects--Topical Terms: PALEOGEOGRAFIABIOGEOGRAFIACRONOESTRATIGRAFIA Subjects--Geographic Terms: PERUSAN MARTIN