Ceratopsid diversity at the end of the Cretaceous plays a role in interpreting faunal events at
or near the Cretaceous–Tertiary boundary in North America. The addition of a new …

Abstract The anuran Wealdenbatrachus jucarensis Fey, 1988 is represented by several
specimens, each consisting of an association of disarticulated bones preserved on slabs …

Middle Tremadocian cephalopods from the Sierra de Mojotoro, Cordillera Oriental, NW
Argentina, are assigned to Saloceras cf. sericeum (Salter) based on the siphuncle …

In this contribution we describe the astrapotheriid Comahuetherium coccaorum gen. nov. sp.
nov. from Colhuehuapian (early Miocene) sediments of the Cerro Bandera Formation in …

The new species Acdestis maddeni is described based on the most complete skull of a
palaeothentid marsupial known so far. The skull preserves most of the upper dentition and of …

Two new leptoceratopsid neoceratopsians are described based on partial dentaries
collected from the Dinosaur Park (Campanian) and Milk River (Santonian) formations of …

Abstract" Telmabates" howardae, identified from a tibiotarsus discovered in the early Eocene
Las Flores Formation in Chubut Province, Argentina, was initially classified under the extinct …

Abstract The South American fossil record of abelisaurids (Ceratosauria: Abelisauridae)
theropods is relatively abundant and diverse in Cretaceous rocks, particularly in Brazil and …

Herein we report the first caenagnathid dinosaur (Theropoda, Oviraptorosauria) material
from the Upper Cretaceous Cerro del Pueblo (CdP) Formation of Coahuila, Mexico …