The oldest definitive pinniped fossils date from approximately 30.6–23 million years ago
(Ma) in the North Pacific. Pinniped monophyly is consistently supported; the group shares a …

The term “condensation” has been used in sedimentological research for 180 years and
ever since the last 80 years, its interpretation has become increasingly diverse and, to a …

The Miocene Pisco Formation, broadly exposed in the Ica Desert of southern Peru, is among
the most outstanding Cenozoic marine Fossil-Lagerstätten worldwide. It is renowned for its …

Stranded cetaceans have long intrigued naturalists because their causation has escaped
singular explanations. Regardless of cause, strandings also represent a sample of the living …

The three extant sperm whale species, the giant Physeter macrocephalus and the diminutive
Kogia species, are relict members of the superfamily Physeteroidea, whose evolutionary …

The seven species of extant sea turtles show a diversity of diets and feeding specializations.
Some of these species represent distinctive ecomorphs that can be recognized by …

Marine tetrapods occupy important roles in modern marine ecosystems and often gather in
large aggregations driven by patchy prey distribution, 1, 2 social or reproductive behaviors …

Background Taphonomic study of marine vertebrate remains has traditionally focused on
single skeletons, lagerstätten, or bonebed genesis with few attempts to document …

Marine mammal mass strandings have occurred for millions of years, but their origins defy
singular explanations. Beyond human causes, mass strandings have been attributed to …

The taphonomy and palaeoecology of the early Miocene (Burdigalian) vertebrate
assemblage of Ullujaya (East Pisco Basin, Peru) is here described. Vertebrate remains are …