Siphonaria compressa is a species of small, air-breathing sea snail.

It is a pulmonate limpet, a gastropod in the Siphonariidae family.

A further site for this false limpet was discovered in 2004 in the Knysna River estuary (S34 03:E23 03) South Africa by Dr B. R. Allanson (the original describer of the species).

[3] It is the smallest species of Siphonariidae.

[3] This small false limpet lives on the leaves of the marine plant, eelgrass.