Radiodiscus hollidayi
Five views of a shell of Radiodiscus hollidayi
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Order:	Stylommatophora
Family:	Charopidae
Genus:	Radiodiscus
Species:	R. hollidayi
Binomial name
Radiodiscus hollidayi Rutherford, 2020[1]

Radiodiscus hollidayi is a minute species of air-breathing land snail, a terrestrial gastropod mollusk or micromollusk in the family Charopidae.

This species is currently only known from the island of Trinidad in Trinidad & Tobago.^[1]

The type locality is alongside the North Coast Road, San Juan-Laventille region, Trinidad, in leaf litter.

• Image of the holotype specimen held at the Natural History Museum, London