Nature family monsters, by class:
Cruelcumber ･ Zumeanie ･ Scourgette
Toady ･ Toxic Toad ･ Overtoad ･ Mothertoad
Funghoul ･ Morphean Mushroom ･ Mushroom Mage
Stump Chump ･ Stump Grump ･ Stump Champ
Lips ･ Smacker ･ Kisser
(Healslime) ･ Man o' War ･ (Medislime) ･ (Cureslime)
Khalamari Kid ･ Squid Kid ･ Octopot ･ Abyssal Octopot
Crabid ･ Crabber Dabber Doo ･ Handsome Crab ･ King Crab
Cactiball ･ Golden Globe ･ Fandangow
Gnawchid ･ Chewlip ･ Gnashturtium
Merman ･ Mermaniac ･ Merking
Kriller Killer ･ Lobster Mobster ･ Clangoustine ･ Crushtacean
Tentacular ･ King Squid ･ Squidzilla
Nature family monsters exclusive to story encounters:
Slayer of the Sands
Arachtagon
Malicious Arachtagon
Tickington-exclusive nature family monsters:
Dazey