Abstract The Permian-Triassic mass extinction (PTME, ca. 252 Mya) was one of the most
severe biotic crises of the Phanerozoic, eliminating> 90% of marine and terrestrial species …

A new classification scheme based on significant morphological features (ichnotaxobases)
is proposed for major trace-fossil groups, such as burrows, bioerosional trace fossils …

Permian waning of the low-latitude Alleghenian/Variscan/Hercynian orogenesis led to a
long collisional orogeny gap that cut down the availability of chemically weatherable fresh …

Seventy-five types of ichnofossils documented during a four-year reconnaissance study in
the Upper Jurassic Morrison Formation demonstrate that highly diverse and abundant …

The southern half of the main Karoo Basin in South Africa contains an almost continuous
stratigraphic record of terrestrial sedimentation through the Permo-Triassic boundary (PTB) …

The mass extinction that occurred at the end of the Permian Period approximately 251Mya is
widely accepted as the most devastating extinction event in Earth's history. An estimated 75 …

A fossil discovery in the mid-Cretaceous Blackleaf Formation of southwest Montana, USA,
has yielded the first trace and body fossil evidence of burrowing behaviour in a dinosaur …

The range of extant nest architectures for different types of solitary to social insects as well
as the key features in their architecture has assisted in the identification of their structures in …

A 251 million year old partial burrow cast containing an articulated skeleton of the mammal–
like carnivore Thrinaxodon liorhinus is the oldest evidence for burrowing by a cynodont …

Mammals are arguably the most conspicuous tetrapods in the modern biota. Although there
are fewer extant mammal species (~ 5,500) than birds (~ 10,000) or squamates (~ 10,000) …