There are at least 40 known species within Rosario + Vampire. There are a series of ranks classifying the various species. The S-Class monsters are the strongest. The only other confirmed class is A-Class monsters.
Species[]
- Apsara (Anime only)
- Black Parade
- Chimera
- Crow Tengu
- Cyclops (A-Class)
- Doppelganger
- Frankenstein (A-Class) (Anime only)
- Ghoul (S-Class)
- Ghost
- Gremlin
- Human
- Incubus (A-Class) (Anime only)
- Jorōgumo (A-Class)
- Kishin (S-Class)
- Kraken
- Lamia
- Lizardman
- Madslug
- Medusa
- Mermaid
- Merman
- Modified Human
- Monster Porcupine
- Monstrel
- Mukadegami
- Nekomusume
- Onimodoki
- Phoenix (S-Class)
- Siren (S-Class)
- Succubus (A-Class)
- Transformer Bat
- Troll
- Tsuchigumo
- Vampire (S-Class)
- Shinso Vampire (SS-Class)
- Werewolf (S-Class)
- Witch (A-Class)
- Wyvern
- Yasha (A-Class)
- Youko
- Yuki-Onna (A-Class)
- Yuki-Otoko (A-Class) (Anime only)
- Zombie (A-Class)