Plectopylis suprafilaris Gude, 1908 Gudeodiscus suprafilaris is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Plectopylidae.

The distribution of Gudeodiscus suprafilaris includes Vietnam.

[2] The type locality is "Tonkin, Quang-Huyen".

[2] It is a ground-dwelling species as all other plectopylid snails in Vietnam.

[2] It co-occur with other plectopylids in Vietnam: with Gudeodiscus giardi and with Sicradiscus mansuyi.