Extinct [adjective]

The skull comes from an extinct animal, Crocodylus checchiai.

Next, the scientists combined eggshell data with what’s known about the family trees of extinct and living egg-laying animals.

New analyses of a roughly 7-million-year old skull from the extinct Crocodylus checchiai suggest that crocodiles journeyed from Africa to the Americas millions of years ago, researchers report July 23 in Scientific Reports.

Combining this and other eggshell data with the evolutionary relationships of extinct and living egg-laying animals, the researchers calculated the most likely scenario for dinosaur egg evolution.

It is not even guaranteed to produce more species, since evolution can occur in a single lineage and this can go extinct at any time.

Before the reptile resurfaced, no one knew where exactly Modigliani’s lizard lived, or whether it had already gone extinct, he says.

In which case, so much of the discrimination that focuses on the body would become extinct.

What course was taken to supply that assembly when any noble family became extinct?

Her hope persisted until half-past nine: it then began to fade, and, at ten o'clock, was extinct.

The senior branch of the family being thus extinct the whole of the entailed estate had devolved on me.