Detail of valve surface

Steve Wilkinson
Specimen collected by Light/Killeen from Priory Bay. Pembs. SS140972 (12/3/97). Height = 56mm.
Steve Wilkinson
Specimen collected by Light/Killeen from Priory Bay. Pembs. SS140972 (12/3/97). Height = 56mm.
Steve Wilkinson
Specimen collected by Light/Killeen from Priory Bay. Pembs. SS140972 (12/3/97). Height = 56mm.
Steve Wilkinson
Specimen collected by Light/Killeen from Priory Bay. Pembs. SS140972 (12/3/97). Height = 56mm.
Steve Wilkinson
Specimen collected by Light/Killeen from Priory Bay. Pembs. SS140972 (12/3/97). Height = 56mm.
Steve Wilkinson
Specimen collected by Light/Killeen from Priory Bay. Pembs. SS140972 (12/3/97). Height = 56mm.