Morphology forms the most fundamental level of data in vertebrate palaeontology because it
is through interpretations of morphology that taxa are identified, creating the basis for broad …

The holotype of the elasmosaurid Aphrosaurus furlongi from the Maastrichtian levels of the
Moreno Formation is redescribed and considered a valid species based on one …

Polycotylidae is a clade of plesiosaurians that appeared during the Early Cretaceous and
became speciose and abundant early in the Late Cretaceous. However, this radiation is …

Observations of temporal overlap of niche occupation among Late Cretaceous marine
amniotes suggest that the rise and diversification of mosasauroid squamates might have …

We report a new specimen of the plesiosaur Cardiocorax mukulu that includes the most
complete plesiosaur skull from sub-Saharan Africa. The well-preserved three-dimensional …

Plesiosaurian marine reptiles evolved a wide range of body shapes during the Jurassic and
Cretaceous, including long-necked forms. Many Late Cretaceous members of the clade …

Throughout their evolution, tetrapods have repeatedly colonised a series of ecological
niches in marine ecosystems, producing textbook examples of convergent evolution …

In 2020, the Australasian palaeontological association Australasian Palaeontologists (AAP)
joined the Australian government-supported Australian National Species List (auNSL) …

Here we report on a new basal elasmosaurid plesiosaurian, Lagenanectes richterae, gen. et
sp. nov., from the Lower Cretaceous (probably Upper Hauterivian) of Germany. The material …

Plesiosaurs are an enigmatic, diverse extinct group of Mesozoic marine reptiles well known
for their unique body plan with two pairs of flippers and usually an elongated neck. The long …