Homalopoma quantillum quantillum (Gould, 1861)

Collonia quantilla Gould, 1861: 22 . Johnson, 1964: 138. Type loc.: Simon’s Bay [Simonstown, False Bay]; holotype in USNM (135), figured by Bartsch (1915).

Leptothyra quantilla — Bartsch, 1915: 148, pl. 23, figs 4–6. Thiele, 1925: 21 [55], pl. 2[14], fig. 3. Barnard, 1963a: 228. Kensley, 1973: 46, fig. 122.

Homalopoma quantillum — Kilburn & Rippey, 1982: 48, pl. 9, fig. 9. Marais, 2011: 64.

Distribution. Southern Cape, from the Port Alfred–Jeffreys Bay area to False Bay; intertidal and shallow subtidal reefs.