The geological and paleoenvironmental setting and the vertebrate taxonomy of the
fossiliferous, Cenomanian-age deltaic sediments in eastern Morocco, generally referred to …

Abstract The Cynognathus Assemblage Zone is the youngest tetrapod biozone of the
Beaufort Group (Tarkastad Subgroup, Karoo Supergroup). It is situated between the …

Recent bulk sampling and study of museum collections has revealed a high diversity of
hybodont sharks from the English Bathonian, with 15 species being recognised. In addition …

The hybodont form genus Lissodus is taken under revision and found to comprise a number
of lineages. Twelve species, stratigraphically extended from the Scythian, Lower Triassic to …

Since 1950, diverse assemblages of Mesozoic vertebrates have been described from the
Galve area (Teruel Province, NE Spain). More than fifty taxa have been noted, including …

Wales were traditionally referred to “upland” environmental settings, and assigned an
overall time range of some 60 Myr; we reject both of these viewpoints. In terms of the …

Ichthyoliths, mainly shark teeth, from the Famennian of Iran and Northwest Africa are
described. Evolution of shallow-water chondrichthyan assemblages on the shelves of …

A revision of the freshwater shark fauna from the Phu Kradung Formation in NE Thailand
allows the recognition of a new species of Acrodus, which represents the youngest …

A new, third, specimen of Onychoselache traquairi from the Viséan (Holkerian) of Scotland
allows a significant revision of the anatomy of this stem‐group elasmobranch. This first …

Hybodont sharks were some of the most successful chondrichthyan lineages of all time, first
occurring in the Devonian and becoming extinct in the Late Cretaceous. The end-Permian …