Parachiton africanus (Nierstrasz, 1906)
Algeria to Aegean Sea.
Grazer in the lower infralittoral and circalittoral, in maerl and coralligen. Original taxon: Lepidopleurus africanus.
 
« There are six or seven concentric growth marks on the lateral areas at regular intervals. The length of the tail valve is about three quarters of the breadth,the posterior slope short, steep, a little concave directly behind the mucro » – P. Kaas: “On the rediscovery of Lepidopleurus africanus Nierstrasz, 1906 and the systematic position of the taxon Parachiton Thiele, 1909”, Basteria 41, 1977.

45m deep, Cannizzaro, Catania, E. Sicily. 12mm.
Original pictures provided by A. Nappo (IT).
(CC BY-NC-SA)
A younger specimen from 12m deep, Bozcaada island, Çanakkale, Western Marmara province, NW. Turkey. 9mm.
Original pictures provided by A. Nappo (IT).
(CC BY-NC-SA)
Evolution of the microsculpture from young (bottom-right) to adult (top-left) in specimens from A. Nappo’s collcection.

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