Alexander Wilhelm Armin Kellner (born September 26, 1961) is a Brazilian geologist and paleontologist who is a leading expert in the field of studying...

baseball pitcher Alexander Kellner (born 1961), Brazilian paleontologist Birgit Kellner, Austrian Buddhologist and Tibetologist Carl Kellner (optician) (1829–1855)...

Timeline of pterosaur research Pterosaur size Smallest organisms Wang, X.; Kellner, A. W. A.; Zhou, Z.; de Almeida Campos, D. (12 February 2008). "Discovery...

Pteranodon. In 2010, pterosaur researcher Alexander Kellner revisited H.W. Miller's classification. Kellner followed Miller's opinion that the differences...

researchers differ in their use of the concept. S. Christopher Bennett and Alexander Kellner have concluded that Nyctosaurus was not a pteranodontid. In 1994 Bennett...

imperator specimen. Beginning in 2006, several researchers, including Kellner and Campos (who named Tupandactylus), had found that the three species...

rounded front of the fenestra nasoantorbitalis. However, in 1988, Alexander Kellner concluded that Pricesaurus was a nomen vanum, primarily because the...

remains of Oxalaia were described in 2011 by Brazilian palaeontologist Alexander Kellner and colleagues, who assigned the specimens to a new genus containing...

except Antarctica. Novialoidea was named by paleontologist Alexander Wilhelm Armin Kellner in 2003 as a node-based taxon consisting of the last common...

The species T. imperator was given its own genus, Tupandactylus, by Alexander Kellner and Diogenes de Almeida Campos. Unwin and Martill found that T. imperator...