Soularva

Soularva is a Bug/Ghost-type Pokémon introduced in Generation Neo-I.

It evolves into Souleatto starting at level 39.

Biology
Soularva is a small, fat, maggot-like Bug Pokémon. It wiggles around with its translucent, slimey body jiggling about. It has a carefree smile on its face. Inside its body, multiple round, otherworldly "souls" thrashing about, a tormented look on their face.

Triva
Soularva may be based on a mosquito larvae.

Soularva may be a combination of soul and larva.