Omanyte

Omanyte (Japanese: オムナイト Omunaito) is a Rock/Water-type Fossil Pokémon introduced in Generation I that can be resurrected from a Helix Fossil. It is Kabuto's counterpart.

https://vignette.wikia.nocookie.net/pokemon/images/7/79/138Omanyte.png/revision/latest?cb=20140328210734

Physiology
Omanyte is a snail-like Pokémon that died out millions of years ago. Omanyte's sturdy shell protects it from enemy attacks.

It has many tentacles, which it used to crawl along the muddy seafloor. It has two large eyes that just stick out under its curvy shell. It is based on the ancient sea-creatures Ammonites.

Natural abilities
Omanyte has the abilities Swift Swim and Shell Armor. Swift Swim allows Omanyte's speed to increase when in the rain while Shell Armor protects Omanyte against Critical Hits.

Evolution
Omanyte evolves into Omastar at level 40.

Trivia

 * If 'Omanyte' is reversed and the 'E' letter gets taken away, Tynamo is the result.
 * Omanyte and Machop have the same cry in all the generations.

Origins
Omanyte appears to be based on the Michelinoceras, a type of extinct underwater creature.