Sentence examples for primitive traits from inspiring English sources

Their teeth show primitive traits while their brains were little bigger than those of chimpanzees, though CT scans of skull interiors suggest they may have had cognitive skills not possessed by apes.

Dated to 2.8 2.75 mya, it possesses some of the primitive traits that occur in Australopithecus while also containing derived features (such as smaller teeth and a much-reduced chin) associated with later species of Homo.

Dated to 2.8 million–2.75 million years ago, it possesses some of the primitive traits that occur in Australopithecus while also containing derived features (such as smaller teeth and a reduced chin) associated with later species of Homo.

The term was invariably used to describe living species that: persist over a long geologic time interval; were thought to be extinct and rediscovered; are morphologically or physiologically similar across living and fossil species; have "primitive" traits; have a smaller geographic range than ancestors or have a lower diversity today than relatives in the past (Schopf 1984).

"We had been looking for the remains of the earliest modern humans in Indonesia, so when we found the skeleton of a completely new species of human, with so many primitive traits and that survived until so recently, it really opened up a whole can of prehistoric worms.

But this foot also has primitive traits.

Toxin tolerance was evident within both superfamilies (Astacoidea and Parastacoidea) suggesting that tolerance may be a primitive trait in freshwater crayfish.

Pangaré markings occur in other equines as well as horses, and are considered to be a primitive trait.

Aside from the long narrow beak, the skull also had teeth in the premaxilla, or upper beak (a primitive trait among ornithopods).

All other ceratopsians retained the fifth digit of the hand, a plesiomorphy or primitive trait, whereas all species of Psittacosaurus had only four digits on the hand.

The control of migration, its timing and response are genetically controlled and appear to be a primitive trait that is present even in non-migratory species of birds.