Shells of South
East Queensland

Tweed Heads to Noosa
Turbinidae

Turbo petholatus

Linnaeus, 1758
Shell moderately large, thick and heavy, turbinate in shape with length equal to or slightly greater than width. Spire well developed, pointed, whorls strongly convex with a rounded outline becoming somewhat flattened beneath the impressed sutures. Outer surface of shell smooth and highly polished. Aperture rounded-ovate, extending on about half the total length of shell. Outer lip thin, smooth inside. Columella smooth, without an umbilicus. Operculum nearly circular in outline, with a subcentral nucleus and a convex, smooth external surface. Colour: outside of shell variable in colour and pattern, usually brown, red, orange, or greenish, often ornamented with dark spiral bands and/or thin, chevron-shaped, pale-coloured axial stripes. Aperture silvery white inside, often suffused with yellow, orange or green on margins, especially on inner-lip margin. Exterior of operculum shiny, bluish green in the centre, becoming brown towards the margins.


Specimens

Turbo petholatus
Turbo petholatus
Turbo petholatus
Hutchinsons Shoal,  Australia
Size: 57.84mm    Collected: 1999
found dead on coral reef in 15m of water in coral crevice
Turbo petholatus
Turbo petholatus
Turbo petholatus
Deku dekuru,  Solomon Islands
Size: 50.56mm    Collected: 1999
found dead in cavern under coral reef in 5m of water Animal must have died on reef and fallen into cavern see dive log #41
Turbo petholatus
Turbo petholatus
Turbo petholatus
General Store,  Solomon Islands
Size: 58.77mm    Collected: 1999
found dead in cavern under coral reef in 5m of water Animal must have died on reef and fallen into cavern see dive log #43
Turbo petholatus
Turbo petholatus
Turbo petholatus
Naru Wall,  Solomon Islands
Size: 33.28mm    Collected: 2000
found dead in sand on coral reef. also saw one live specimen in same area, but in amongst coral heads
Turbo petholatus
Turbo petholatus
Turbo petholatus
Naru Wall,  Solomon Islands
Size: 57.07mm    Collected: 2016
found dead in sand on coral reef.
Turbo petholatus
Turbo petholatus
Turbo petholatus
Port Moresby,  Papua New Guinea
Size: 57.91mm    Collected: 1984
No data.
Turbo petholatus
Turbo petholatus
Turbo petholatus
Bohol,  Philippines
Size: 60.43mm    Collected: 1983
No data.
Turbo petholatus
Turbo petholatus
Turbo petholatus
Phuket,  Thailand
Size: 34.06mm    Collected: 1986
On rocks at 1.5m.
Turbo petholatus
Turbo petholatus
Turbo petholatus
Beacon Rock [Sha,  Egypt
Size: 49.73mm    Collected: 2011
found dead on coarl reef in 15m of water