Spike-topped apple snail or Mystery snail showing its radula
Scientific classification
Kingdom:Animalia
Phylum:Mollusca
Class:Gastropoda
(unranked):clade Caenogastropoda
informal group Architaenioglossa
Superfamily:Ampullarioidea
Family:Ampullariidae
Subfamily:Ampullariinae
Tribe:Ampullariini
Genus:Pomacea
Subgenus:Pomacea
Species:P. diffusa
via Flickr https://flic.kr/p/QQWH8P