Extinct Animals 🦣🦤さんのイラストまとめ

Postosuchus kirkpatricki was a crocodilian relative that measure 5 metres long & lived in North America during the Late Triassic.

(Credit: Victor Leshyk)

Chroniosuchus is an extinct reptiliomorph from the upper Permian of Russia. It reached 1.5 metres long.

(Credit: Roman Yevseyev, dustdevil)

Sanctacaris was a marine arthropod from the Middle Cambrian. It grew to almost a metre long.

(Credit: shikhar09)

The bathornids were lesser-known relatives of the famous South American terror birds that inhabited North America from the Eocene to the Miocene. Here's the largest species, Paracrax gigantea.

Rhynchotherium was a bizarre looking elephant that lived in North America during the Miocene & Pliocene.

Sordes was a small flying reptile from the Jurassic. It had wing membranes attached to the legs and between the legs and pycnofibres (hair-like filaments) covered its body.

(Credit: Dmitry Bogdanov, paleopeter)

The Moa was a large flightless bird that lived in New Zealand as recently as 1500 AD. It stood 3.6 metres tall, making it the tallest bird ever!

(Credit: Heinrich Harder)

Embolotherium grangeri was a herbivore from the Eocene.

(Credit: Roman Uchytel)

The extinct ammonite Mikasaites.

(Credit: Satoshi Kawasaki)

Avicranium was a dinosaur with a bird-like skull. They evolved long before the first birds.

(Credit: Matt Celesky)