Kelp limpet on a drifting kelp stem. Mouille Point, Cape Town, Western Cape (2020) - iNaturalist Shell elongated, the sides compressed so that the opening is concave, designed to fit a cylindrical kelp stem. Shell 'rocks' on a flat surface. Outer surface brown, finely ribbed. Interior blue-white to brown. About 90 mm. Found almost exclusively… Continue reading Kelp limpet (Cymbula compressa)
Tag: Gastropods
Rayed limpet (Helcion pruinosus)
Rayed limpet with iridescent green spots and rays in a shallow rock pool. Port Alfred, Eastern Cape (2021) - iNaturalist Shell low, fragile and oval. Apex about one-third from the front margin. Surface smooth, pale brown, shot with beautiful iridescent green spots and rays. About 25 mm. Hides beneath low-shore boulders during the day, and… Continue reading Rayed limpet (Helcion pruinosus)
Goat’s eye limpet (Cymbula oculus)
Goat's eye limpet with Ralfsia covering its shell and a little blurry isopod. Mosselbaai, Western Cape (2022). Shell flat, dull brown above, with above 10 major ribs that project from the margin. Interior with a broad black margin and a pink-brown center. Juveniles are yellow, with iridescent green flecks. About 100 mm. Lives in the… Continue reading Goat’s eye limpet (Cymbula oculus)
Prickly limpet (Helcion pectunculus)
Two limpets with eroded tips in a rock crevice. Doringbaai, Northern Cape (2020) - iNaturalist Shell tall, oval in outline, apex positioned very close to the anterior end, dark brown in colour with about 26 black ribs that are distinctively prickled. About 30 mm. Lives very high on the shore, concealed in crevices or beneath… Continue reading Prickly limpet (Helcion pectunculus)
Duck’s foot limpet (Scutellastra longicosta)
Two adult limpets surrounded by their algal garden. Fishhoek, Western Cape (2020). Also called 'long-spined limpet'. Shell star-shaped, with about 11 very long projecting ribs. Interior white or blue-white with a black edging. About 70 mm. Juveniles live on other shells, feeding on the encrusting alga Ralfsia. Sub-adults then move to the rock face and… Continue reading Duck’s foot limpet (Scutellastra longicosta)
Pear limpet (Scutellastra cochlear)
Eroded adult limpet surrounded by its garden. Fishhoek, Western Cape (2020) - iNaturalist Previously known as Patella cochlear, or cochlear limpet. Distinctively pear-shaped, often encrusted by coralline algae. Inner surface white, tinged blue and often mottled with black. Muscle scar is U-shaped and black. Around 50 mm. Large specimens may exceed 70 mm. Lives in… Continue reading Pear limpet (Scutellastra cochlear)
Granite limpet (Cymbula granatina)
Eroded limpet carrying smaller limpets on its shell. Hondeklipbaai, Northern Cape (2020). Previously known as Patella granatina. Similar in shape to the goat's eye limpet (Cymbula oculus), but taller, with about 15 major ribs. Distinctive granite-like chevron pattern on the upper surface, although this is often eroded away. Interior pale, with a narrow edging that… Continue reading Granite limpet (Cymbula granatina)
Granular limpet (Scutellastra granularis)
An eroded limpet next to a younger limpet with its 'tentacles' out. Jacobsbaai, Western Cape (2020). Previously known as Patella granularis. Roughly oval, with approximately 50 fine ribs textured with white granules. Often eroded, smoothing the ribs and revealing a brown cap. Interior blue-white with a central brown patch and a dark border that is… Continue reading Granular limpet (Scutellastra granularis)
