Length 9.5 mm. The adult body has dark brown surface pigment with a conspicuous, unbroken, pale, unpigmented dorsolateral band on either side linking the bases of the rhinophore sheath and cerata. Menai Strait, Wales. June 2018. Leg. P. Brazier.
Length 9.5 mm. The adult body has dark brown surface pigment with a conspicuous, unbroken, pale, unpigmented dorsolateral band on either side linking the bases of the rhinophore sheath and cerata. Menai Strait, Wales. June 2018. Leg. P. Brazier.