Potamides archiaci

† Potamides archiaci is an extinct species of sea snail, marine gastropod molluscs in the family Potamididae.

The specific name archiaci is in honour of French paleontologist Adolphe d'Archiac, who was one of the pioneering researchers to describe molluscs from the Indian subcontinent.

[1] Type specimen are deposited in the Department of Geology, Presidency University, Kolkata.

[1] This species occurred in the lower Middle Eocene of Kutch District, Gujarat, western India.

The shell has about 15 depressed whorls, which are separated by prominently impressed sutures.

Locality 1, where Potamides archiaci was collected. Location of Harudi Formation (in yellow color), surrounded by Fulra Limestone (brown) and Naredi Formation (blue).
Photo of apertural view of paratype. It is the biggest shell of this species. Scale bar is 10 mm in all images.
Abapertural view of paratype. Reconstructed shell width is 2.6 mm. Reconstructed shell height is 7.3 mm.
Abapertural view of paratype. Shell width is 3.77 mm. Shell height is 9.03 mm.
Abapertural view of paratype. Shell width is 6.48 mm. Shell height is 15.68 mm.
Abapertural view of paratype. Shell width is 3.35 mm. Reconstructed shell height is 7.57 mm.