Male aedeagi. A, B: Ocys harpaloides, both from Colliery Bay, Ballycastle, Northern Ireland (A: voucher V100671, B: voucher V100670); C, D: Ocys tachysoides, both from Belvoir Forest, Belfast, Northern Ireland (C: voucher DNA2761; D: voucher DNA2758). Scale bars 0.1 mm.

  Part of: Maddison DR, Anderson R (2016) Hidden species within the genus Ocys Stephens: the widespread species O. harpaloides (Audinet-Serville) and O. tachysoides (Antoine) (Coleoptera, Carabidae, Bembidiini). Deutsche Entomologische Zeitschrift 63(2): 287-301.