Sentences with phrase «extinct group»

«Larry Martin, a paleontologist from the University of Kansas, said clearly in 1985 that the archaeopteryx is not an ancestor of any modern birds; instead, it's a member of a totally extinct group of birds.»»

Truthfollower: «Larry Martin, a paleontologist from the University of Kansas, said clearly in 1985 that the archaeopteryx is not an ancestor of any modern birds; instead, it's a member of a totally extinct group of birds.»»

Scientists have unearthed the oldest known species of a long - extinct group known as sea scorpions, a find that could mean the ancient creatures may have an even older origin than previously thought.

Sabians, by the way, are a mostly extinct group who were also monotheists descended from one of the sons of Abraham.

The traditional group Reptilia — things like lizards, crocodiles, snakes, tortoises plus many extinct groups — is not a true clade, says Graham Lawton

Spinolestes belongs to a once widespread but now extinct group of rat - sized - or - smaller mammals called triconodonts, which got their name from the three conical projections on each of their molars.

Since then, its strange body plan has been compared to that of a worm, a placozoan, a bilaterian and several non-animals including fungi, lichens and even entirely extinct groups.

This article focuses on a peculiar extinct group of Cambrian weird wonders called the cinctans, which look more like tennis racquets t

by Richard Dearden * 1 Introduction: The acanthodians are a mysterious extinct group of fishes, which lived in the waters of the Palaeozoic era (541 million to 252 million years ago).

Along with the dinosaurs and some other extinct groups, these are part of a group called the archosaurs (which means «ruling reptile

In 2010, researchers unveiled the genomes of two extinct groups of human — the Neanderthals and the Denisovans.

The Ust» - Ishim man was probably descended from an extinct group that is closely related to humans who left Africa more than 50,000 years ago to populate the rest of the world, but later went extinct, Viola says.

A research team led by John Long, head of sciences at the Museum Victoria in Melbourne, unearthed the fish, a previously unknown species from an extinct group called the ptyctodonts.

Described in the current issue of the journal Nature, the find belongs to an extinct group of marine arthropods known as megacheirans (Greek for «large claws») and solves the long - standing mystery of where this group fits in the tree of life.

This backs up a 2013 study that showed that several traits thought to be unique to bony fish, such as the presence of large platelike bones, were in fact present in placoderms, an extinct group of jawed fish related to the ancestor of both cartilaginous and bony fish.

Now researchers have gotten their first - ever look at similar tentacle - like structures in an extinct group of these echinoderms.

The skeleton of a small, short - snouted reptile found in China was recently identified as the oldest known member of the phytosaurs — an extinct group of large, semi-aquatic reptiles that superficially resembled the distantly - related crocodylians and lived during the Triassic Period, approximately 250 million years ago to 200 million years ago.

In contrast, one of the extinct groups of kangaroos in the study — the sthenurines, which lived 100,000 years ago — lacked many of the locomotory features of their modern counterparts, including a flexible backbone, a sturdy tail, and forelimbs capable of supporting their body weight.

Fucaia belongs in a well - known extinct group, the family Aetiocetidae.

Chihuahua - and cat - sized creatures were early members of an extinct group of carnivorous mammals

In 1899, Bolton published his own report and illustrations of some fossils, including an extinct group of marine colonial organisms called grapholites, which he claimed to have found in the Manx slates.

Some of their genetic material does not match any wild boar DNA collected by the researchers, so they think that at least some ancestors came from either an extinct group or from another group in central Eurasia.

As well as lacking the bony elbow ridge that we share with gibbons, P. cataloniae also has a bony ear canal — a feature only seen before in a different, extinct group of primates.

Anderson's talk — the fifth of the day — was about Lepospondyli, an extinct group of small four - limbed creatures that may be the ancestors of modern amphibians.

Fossilised soft tissue from an extinct group of eel - like creatures, called conodonts, has yielded support for the idea that vertebrates existed 40 million years earlier than previously believed.

Although both species are distant relatives of modern salamanders, they are not true frogs or salamanders, but members of an extinct group that was common during the Permian.

«It is very satisfying to see that gene flow from Denisovans, an extinct group of archaic humans that we discovered only four years ago, is now found to have had important consequences for people living today,» says Pääbo.

However, an extinct group of non-ancestral humans seems better evidence for evolution than against it; how did such a group of people appear if they and humans did not both evolve from a common ancestor?

According to the scientists, Pelagornis sandersi had bony tooth - like spikes in its jaw, making it a previously unknown species of the Pelagornithidae, which is an extinct group of giant seabirds.

Lemmysuchus obtusidens lived around 164 million years ago during the Middle Jurassic Period and was a member of an extinct group of marine crocodile relatives called teleosaurs.

Although an extinct group of flying reptiles, called «pterosaurs,» lived during most of this period, scientists had very limited information about this animal, until now.

Co-starring Gemser's real life husband, Gabrielle Tinti, Emanuelle (a sexy journalist) and a group of explorers journey to the Amazon jungle in search of a missing girl and end up instead discovering an extinct group of bloodthirsty cannibals!