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Formicaalubus Worm (フォルミカアルビュスワーム, Forumikaarubyusu Wāmu) is a Termite-like Worm that mimicked Tatsuhiro Wakabayashi.
History[]
Formicaalubus Worm originally targeted Tatsuhiro Wakabayashi as his next victim, only hears Tatsuhiro begging in front of him for giving another month for live. Mimicked his appearance, Formicaalubus Worm agreed his request, and helped Tatsuhiro's work in the next month due to the Worm also shared his skills. However, Formicaalubus Worm still continues killing humans when it have spare time on night, thus ZECT is noticed Tatsuhiro and all of his mimicked appearances.
When the one month time limit is ended, Formicaalubus Worm alongside other sub-class Worms appears in front of Tatsuhiro, claiming to kill him. Formicaalubus Worm was later destroyed by Kamen Rider Drake's Rider Shooting in the fight.
Personality[]
Like other Formicaalubus Worms, it mimicked Wakabayashi and inherited his memories and personality, so they both have the same alcoholism behavior and medical skills. Sometimes he would go to the Oden mobile stall with the real Wakabayashi to drink and eat together.
However, Formicaalubus Worm's nature is still a Worm, when Wakabayashi is not available, it will find the right opportunity to run out at night to attack humans. After a month, he and other Formicaalubus Worms decide to kill Wakabayashi mercilessly, using the excuse that they saved many human lives with their medical skills.
Formicaalubus Worm[]

Formicaalubus Worm
- Statistics
- Height: 222 cm
- Weight: 126 kg
Powers:
- Human Mimicry: Like all Worms, they can take the form of any human they see, duplicating their memories as well. He could even mimick their skills, such as performing surgery.
- Clock Up: Like all Molted Worms, the Formicaalubus Worm is able to trigger the Clock Up, gaining the ability to move at incredible speeds while still observing the world around it at normal speed.
Abilities:
- Acid Gas: The Formicaalubus Worm is able to release an acidic gas from it's mouth. Any humans who hit by the gas, they will instantly lose consciousness and fall to the ground, and then their bodies will be corroded and die.
Arsenal:
- Claws: The Formicaalubus Worm is armed with claws in their left arm that can tear through steel.
Appearances: Kabuto Episodes 15-16
Behind the Scenes[]
Portrayal[]
While mimicking Tatsuhiro Wakabayashi, Formicaalubus Worm is portrayed by Moro Morooka (モロ 師岡, Morooka Moro), who would later portray multiple roles in Kamen Rider Series.
Etymology[]
The name comes from "Formica" which means "ant" and "Albus" which means "white".
Concept Art[]

Formicaalubus Worm concept art
Formicaalubus Worm was designed by Yasushi Nirasawa (韮沢 靖, Nirasawa Yasushi).
Notes[]
- Formicaalubus Worm's appearance pays homage to General Shadow.
Appearances[]
Kamen Rider Kabuto
- Episode 15: The Monster Noted Doctor!?
- Episode 16: Unexpected Storm
- Rushing into the Last Chapter