Zonites siphnicus

Zonites siphnicus is an extinct species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Zonitidae.

Zonites siphnicus is considered to be extinct.

Description
The altitude of the shell varies between 13 mm and 16 mm; its diameter between 28 mm and 33 mm.

Distribution
This species was endemic to Cyclades Islands, Greece.