Epitonium spirilla (Monterosato, 1890)
Western and central Mediterranean, in the infralittoral down to the continental shelf. The shell is similar to that of pulchellum but is slightly broader, and bears fewer lamellae.

Original taxon: Hyaloscala spirilla.
15-30m deep, in nets, Lukovo Šugarje, Lika-Senj Comitat, NW. Croatia. 6,2mm.
« Piccola specie 5 a 6 mill. essendo adulta, a coste molto fitte, e riproducendo in piccolo quasi la stessa forma della H. clathratula. » – T. A. di Monterosato: “Conchiglie della profondità del mare di Palermo”, l Naturalista Siciliano vol. 9(6), Palermo 1890, p.150. – Same spot. 4,8mm.
The protoconch can be coloured as well as pale.
55m deep, Ljubačka Gate, Zadar Comitat, Croatia. 7,6mm. Original pictures provided by R. Stanić (HR).
– (CC BY-NC-SA) –
Beach drift, Leucate, Occitania, S. France. 2,3mm. Original pictures provided by S. Clanzig (FR).
– (CC BY-NC-SA) –
The radials are prosocline. No spiral sculpture.
50-80m deep, Almería, Andalucia, S. Spain. 4,8mm.
Above and below: a subadult from 30-40m deep, Marbella, Málaga, Andalucia, S. Spain. 3,2mm.
Protoconch without particular features.

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