Gibbula philberti (Récluz, 1843)
Gulf of Cádiz, Mediterranean.
Grazer and deposit feeder in the shallow rocky infralittoral.
Original taxon: Trochus philberti.
 
« Testa orbiculato-conoidea, anfractibus septenis, planulatis, gradatisque, superne tenuiter angulatis, nigris sive fuscescentibus, striis singulisque transversis elevatis, obtusis 5-7 majoribus, punctis albido-lutescentibus arliculatim cinctis ; ultimo basi angulato ; inferna facit concentrice cingulata, interstitiis dense et radianter striatis ; umbilico infundibuliformi, profundo, albo, apertura intus margaritacea. » – C. A. Récluz: “Catalogue descriptif de plusieurs nouvelles espèces de coquilles de France suivi d’observations sur quelques autres”, Revue zoologique, par la Société Cuvierienne vol. VI, Paris 1843, p.11.

50cm, on rock, Cales Coves, Menorca, Baleares. 12mm.
Récluz: « Inhabits the Gulf of Lion ; common in Agde, Sète, etc. […] This Trochus has its whorls arranged by steps; their summit presents a narrow plane bordered by a streak. The color of this species varies: some are uniformly black, others russett, flamed obliquely black, or without flames but with high lines, articulated with small white dots. – I dedicate this Trochus to Mr. Philbert, naturalist in Montpellier. »

Synonym: villicus Philippi.
Variants bicarinata, grisea, minima, nigra…
2m, under stones, Mijas, Málaga, Andalucia, S. Spain. 9mm.

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