Classification of the tremendous diversity of ray-finned fishes (Actinopterygii) began with the
designation of taxonomic groups on the basis of morphological similarity. Starting in the late …

Pachycormiformes is a diverse clade of stem-teleost actinopterygian fishes with a
stratigraphic range from the Lower Jurassic (Toarcian) to Upper Cretaceous (Maastrichtian) …

As the fossil record reveals, neopterygians had a major diversification after the great mass
extinction at the Permian-Triassic boundary, including the appearance of the major clade …

A re-examination of the early Toarcian fish fossils preserved in public paleontological
collections in Luxembourg revealed 70 specimens of large Toarcian pachycormid fish with …

ABSTRACT A state of the knowledge of the Andean cycle is presented, mainly based on our
recent works, but also on highlights of recent research of many colleagues. This synthesis …

A partial caudal fin of a large-bodied asthenocormine pachycormiform (Pachycormiformes:
Pachycormidae: Asthenocorminae) is described from the Upper Jurassic (lower Tithonian) …

Cannibalism (conspecific predation) is a surprisingly common and widespread behavior in
modern ecosystems; however, direct evidence for cannibalism is strongly lacking in the …

Belemnites were a group of Mesozoic coleoids with a global distribution from the Early
Jurassic to the Late Cretaceous. During the Late Jurassic–Early Cretaceous, Gondwana's …

Marcopoloichthys furreri sp. nov., a small scaleless fish from the Ladinian of Switzerland, is
described based on ten well preserved specimens, which provide outstanding …

We present the study of the bromalites retrieved from the Upper Jurassic Ameghino (=
Nordenskjöld) Formation at Longing Gap in the Antarctic Peninsula. The material was …