H. ulvae. Female; pallial oviduct extends along right side to tentacle. Eye on anterior of pinkish patch. Darkly shaded band on tentacle in front of eye. Left tentacle thicker and rougher than right tentacle. 6.5mm shell height. Upper Dee Estuary, Flints.
H. ulvae. Female; pallial oviduct extends along right side to tentacle. Eye on anterior of pinkish patch. Darkly shaded band on tentacle in front of eye. Left tentacle thicker and rougher than right tentacle. 6.5mm shell height. Upper Dee Estuary, Flints.
H. ulvae. Female; pallial oviduct extends along right side to tentacle. Eye on anterior of pinkish patch. Darkly shaded band on tentacle in front of eye. Left tentacle thicker and rougher than right tentacle. 6.5mm shell height. Upper Dee Estuary, Flints.
