Cantabrian Sea to Canarias, Mediterranean. Ectoparasit of some seashells – nested in byssal threads of Pteria hirundo (Linnaeus 1758), or fixed on some Pectinids – in infralittoral and circalittoral. The west-african Carinorbis volumen Peñas & Rolán 2001, is a larger species with a wider aperture.
Original taxon: Fossarus clathratus.
A large specimen, found attached on a Pecten jacobaeus (Linnaeus, 1758). 26m deep, Zadar area, Croatia. 10,4mm.
Original pictures provided by R. Stanić (HR).
– (CC BY-NC-SA) –
Original picture provided by A. Petani (HR).
– (CC BY-NC-SA) –
« Fossarus clathratus: testa ovato-oblonga; anfractibus rotundatis; cingulis transversis rotundatis, lineisque longitudinalibus sublamellaribus in interstitiis cingulorum sculpta; interstitiis cingulorum angustis. […] Differt a priore [Fossarus Adansonii Philippi, syn. of F. ambiguus Linn.] praeter sculpturam; spira exserta, anfractibus rotundatis, umbilico majore… » – R. A. Philippi: Enumeratio molluscorum Siciliae vol. II, Berlin 1844, p.148.
Synonym: Nerita costata Brocchi.
50m deep, Scilla, Calabria, SW. Italy. 3-5mm.
Same spot. 4mm.
Original pictures provided by S. Clanzig (FR).
– (CC BY-NC-SA) –
