Talostolida teres
A variable cowry with a wide Indo-Pacific distribution.
**Talostolida teres**, called the tapering cowry, is a marine gastropod mollusc in the cowry family Cypraeidae. Its shell is smooth and shiny, typically 25–32 mm long (range 8–44 mm), and highly variable in colour and pattern. The shape is cylindrical or nearly so. The basic colour is whitish, greenish, or pale brown, often marked with irregular dark brown patches that sometimes form two or three transverse bands; some shells are entirely grey-green. The margins are white or pale brown, with dark dots and a prominent labial callus. The base is white or pinkish, lined with short fine teeth. In living animals, the mantle is orange-reddish with white sensory papillae, and both mantle and foot are well developed, with external antennae.
Several subspecies are recognised: *Talostolida teres alveolus*, *T. teres elatensis*, *T. teres janae*, and the nominate *T. teres teres*. The former subspecies *Talostolida teres natalensis* is now considered a synonym of *Talostolida pellucens pellucens*.
This species has a wide distribution across the Red Sea, the Indian Ocean (East Africa and South Africa, including Aldabra, Chagos, Comores, Kenya, Madagascar, Mascarene Basin, Mauritius, Mozambique, Réunion, Seychelles, Somalia, and Tanzania), and the western and eastern Pacific Ocean (Western Australia, Philippines, Bali, East Timor, Solomon Islands, Papua New Guinea, Vanuatu, Tahiti, New Caledonia, Fiji, Taiwan, and Hawaii). The subspecies *Blasicrura teres pellucens* reaches the Galapagos and Panama.
These cowries live on rocks or under corals in the intertidal zone.
Quick Facts
- Genus
- Talostolida
- Species
- teres
Facts from the source article.
Lore & Background
The shells of Talostolida teres are quite common and reach an average length of 25–32 mm, with extremes from 8 mm to 44 mm. Their shape is cylindrical or sub-cylindrical, and the dorsum is smooth and shiny. The basic color ranges from whitish, greenish, or pale brown, overlaid with irregular dark brown patches that sometimes form two or three transversal bands; the surface may also be entirely grey-greenish. The margins are white or pale brown, with dark dots and a pronounced labial callus, while the base is white or pinkish with fine short teeth. In living specimens, the mantle is orange-reddish with white sensorial papillae, and the mantle and foot are well developed with external antennae.
Reader's Guide
Talostolida teres is a widely distributed cowry found in the Red Sea, the Indian Ocean off East Africa and South Africa (including Aldabra, Chagos, the Comores, Kenya, Madagascar, the Mascarene Basin, Mauritius, Mozambique, Réunion, the Seychelles, Somalia, and Tanzania), and across the Western and Eastern Pacific Ocean along Western Australia, the Philippines, Bali, East Timor, the Solomon Islands, Papua New Guinea, Vanuatu, Tahiti, New Caledonia, Fiji, Taiwan, and Hawaii. The subspecies Blasicrura teres pellucens reaches the Galapagos and Panama. These cowries live on rocks or under corals in the intertidal zone. The species includes several recognized subspecies: Talostolida teres alveolus, Talostolida teres elatensis, Talostolida teres janae, and Talostolida teres teres. One former subspecies, Talostolida teres natalensis, is now considered a synonym of Talostolida pellucens pellucens. The species is part of the Teres complex and has been referenced in works by Verdcourt, Burgess, Heiman, and Lorenz.
Did You Know?
- The shells of Talostolida teres range from 8 mm to 44 mm in length.
- The species has four recognized subspecies, including Talostolida teres teres.
- It occurs from the Red Sea and East Africa to Hawaii and the Galapagos.
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