Bractechlamys, Iredale, 1939

Dijkstra, Henk H. & Beu, Alan G., 2018, Living Scallops of Australia and Adjacent Waters (Mollusca: Bivalvia: Pectinoidea: Propeamussiidae, Cyclochlamydidae and Pectinidae), Records of the Australian Museum (Rec. Aust. Mus.) 70 (2), pp. 113-330 : 182

Key to species of Bractechlamys from Australia

1 Shell c. 30 mm high, amost circular, valves nearly equal, rv slightly more inflated than lv, 11–13 radial ribs, byssal notch moderately deep, byssal fasciole narrow, ctenolium with 3–4 teeth ................................................ B. oweni

—— Shell oblong, with 9–11 radial plicae ........................................................................................ 2

2 Shell c. 60 mm high, oblong, valves inflated and almost equally convex, 9–11 radial plicae, secondary radial riblets in late growth stage, byssal notch shallow, byssal fasciole moderately wide, ctenolium laking or rudimentary in adult stage ............................................... B. vexillum