on Zoanthus sansibaricus
Heliacus areola (Gmelin,
15 mm shell diameter (Severns, 2000).
shells of this species are more strongly inflated
than those of most architectonicids. There are four
beaded cords per whorl and a relatively narrow
umbilicus. It has a terraced operculum.
areola are moderately rare in beach drift.
Live animals are occasionally found in shallow rocky
habitats in association with zoanthids. It lays a white egg mass.
and Oahu: widely distributed in the Indo-Pacific.
This species is listed in Kay, 1979, Quirk & Wolfe, 1974, Severns, 2000 and Tinker, 1958 as Heliacus variegatus
(Gmelin, 1791). It's listed in Morris, 1974 as Torinia variegata. It's also illustrated in Severns
(2011) on page 398 (mislabeled as Architectonica
CP: near McGregor Point, Maui; Oct. 4, 2003(?).