2005 in paleontology

Xiphosurans

• Fossils of Lunataspis, the earliest known xiphosuran, are discovered in Canada. It was not given a formal description until 2008, however.

Archosauromorphs

Newly named Non-Avian dinosaurs

Name	Status	Authors	Age	Location	Notes	Images
Appalachiosaurus	Valid taxon	Carr Williamson Schwimmer	Late Cretaceous	United States Synapsids Non-mammalian Name Status Authors Age Unit Location Notes Images Irajatherium Valid Martinelli Bonaparte Schultz Rubert Upper Triassic Caturrita Formation Brazil Complete author list As science becomes more collaborative, papers with large numbers of authors are becoming more common. To prevent the deformation of the tables, these footnotes list the contributors to papers that erect new genera and have many authors.