DISCUSSION The newly reported crown shape of Mixosaurus fraasi is unique not only
among ichthyosaurs, but also among marine reptiles. The presence of the crown ridge may …

Since the early 1970s, ichnology has provided valuable information in many fields including
zoology, ecology, geochemistry, sedimentology, biostratigraphy, palaeobiology, and …

Despite their profound adaptations to the aquatic realm and their apparent success
throughout the Triassic and the Jurassic, ichthyosaurs became extinct roughly 30 million …

The latest works on iniopterygians question their monophyly when considering only the
neurocranium of the two families (Sibyrhynchidae and Iniopterygidae), which have different …

The histology of the sculptured dermal bones of skull and pectoral girdle of 19 taxa of
Palaeozoic and Mesozoic basal tetrapods and of the porolepiform Laccognathus is …

Protovirgularia is an old name for prominent trace fossils common throughout the
Phanerozoic and fascinating geologists for about 175 years. Repeatedly described under …

Leedsichthys problematicus is a suspension‐feeding member of the Mesozoic clade
Pachycormiformes (stem‐group Teleostei), and the largest known ray‐finned fish …

Remains of the ichthyosaur Shonisaurus popularis are sufficiently abundant and well
preserved in the Upper Triassic Luning Formation of Nevada to allow paleobiologic …

In 2016 a new Cretaceous ichthyosaur rostrum fragment (IG 251372) was found near
Gombola, Modena Province, northern Italy. Two rostral fragments and a partial humerus …

Recently, Petrov (2013) erected a new ichnogenus Megascolytinus, with its type
ichnospecies Megascolytinus zherikhini Petrov 2013. This trace fossil is interpreted as the …