14 Diodora graeca.

14 Diodora graeca.

Left: adult with brown apical exhalent siphon with dark brown, densely lobular, anterior and posterior lappets. W. Anglesey, Wales. March 2014.
Right: adult with pale, weakly pigmented siphon and lappets. Lleyn Peninsula Wales. September 2015. Leg. P. Brazier.