Falsimargarita callista is a species of sea snail, a marine gastropod mollusk, in the family Calliostomatidae within the superfamily Trochoidea, the top snails, turban snails and their allies.
This species occurs in New Zealand Exclusive Economic Zone.
In 2024 a specimen of this species, collected during the Ocean Census Bounty Trough expedition, became the 1 millionth item to have a catalogue record published by Te Papa on its catalogue online website.