The family Palaeothentidae contains some of the dentally more specialized of the small-
bodied marsupials of South America and was a clade almost equivalent with the Abderitidae …

The discovery of abundant fossil mammals from two different levels of the lowest third of the
Chinches Formation (Manantiales basin) located in Cordillera Frontal of San Juan, between …

A new mammalian assemblage from the Late Miocene Palo Pintado Formation in
Northwestern Argentina is described. Specimens were exhumed from the lower levels of the …

Mexico's Pleistocene terrestrial mammal record includes 13 orders, 44 families, 147 genera
and 280 species, thus is comparable to the Recent one, but shows greater ordinal and …

Abstract Information on Mexico's middle Miocene mammal record improves understanding
of the southern extent, makeup, and relationships of North American Tertiary faunas. The …

Hundreds of fossils of middle Pleistocene age mammals have been obtained from the tufa,
sands, and gravels of the Tacubaya Formation just east of the City of Aguascalientes, in …

Abstract The Pliocene–Pleistocene transition in the Neotropics is poorly understood despite
the major climatic changes that occurred at the onset of the Quaternary. The San Gregorio …

The rodents of the middle Miocene fauna of Quebrada Honda Bolivia are described. The
most abundant rodent is the chinchillid Prolagostomus sp. More precise identification of this …

Caviomorph rodents represent one of the most successful groups of placental mammals
from South America. Despite their modern, Neogene and late Paleogene high diversity, their …

Miocene land mammals are described from the Gaillard Cut Local Fauna based on a
collection made by Stewart and Whitmore in the 1960s from Cucaracha Reach, former …