Sentences with phrase «pterosaur species»

The latest study relies on only a few bones, so it does not provide definitive proof that small pterosaur species existed alongside the larger ones, says Alexander Kellner, a palaeontologist at the National Museum of Brazil in Rio de Janeiro.

The new Texas native, Cimoliopterus dunni, is only the third pterosaur species with teeth from the Cretaceous of North America.

Previous studies suggest that the Late Cretaceous skies were only occupied by much larger pterosaur species and birds, but this new finding, which is reported in the Royal Society journal Open Science, provides crucial information about the diversity and success of Late Cretaceous pterosaurs.

This sparse sample size was dramatically increased upon the discovery of 215 eggs of the pterosaurs species Hamipterus tianshanensis from a Lower Cretaceous site in China.

Not exact matches

The weird creatures in the depths of the oceans, the ichthyosaurs, pterosaurs and other extinct species, the enormous varieties of plants, insects, crustaceans, reptiles, fish and mammals — all of this makes us wonder whether chance might not be as good an «explanation» as any for the morphological richness of life.

It is not clear if these giant finds represent a new species in the pterosaur family, which includes pterodactyls and crested pteradons.

Elizabeth Martin - Silverstone added: «The absence of small juveniles of large species — which must have existed — in the fossil record is evidence of a preservational bias against small pterosaurs in the Late Cretaceous.

It adds to a growing set of evidence that the Late Cretaceous period was not dominated by large or giant species, and that smaller pterosaurs may have been well represented in this time.

The specimen thus seems to be a genuinely small species, and not just a baby or juvenile of a larger pterosaur type.»

«New North American pterosaur is a Texan, but flying reptile's closest cousin is English: New species marks only the third toothed pterosaur identified from North America's Cretaceous — each one discovered in North Texas.»

Newly discovered pterosaur fossils suggest a smaller species of the dinosaur order that could have implications for the extinction that took place at the end of the Cretaceous period.

The newfound species, Caiuajara dobruskii, belongs to an ancient order of winged creatures known as pterosaurs.

The latest findings are based on the discovery of a new species of pterosaur from the Patagonia region of South America.

Competition with early bird species may have contributed to a decline in pterosaurs so that, by the end of the Cretaceous, only large species of pterosaurs still existed.

«They have plenty of new material to determine that this is a new species of pterosaur,» says Michael Habib, a palaeontologist at the University of Southern California in Los Angeles.