Trochita pileolus
Creators
Description
Trochita pileolus (d´Orbigny, 1841)
Fig. 3D
Calyptraea (Trochatella) pileolus d´Orbigny, 1841: 463
Infundibulum pileolus— d´Orbigny, 1847: pl. 78, figs. 5, 6, 6´
Trochita clypeolum — Powell, 1951: 127
Trochita pileolus — Pastorino & Urteaga, 2012: 70, figs. 4–12, 22–24, 34–40 (syntypes, synonymy, protoconch and radula)
Examined material. 6 an. and 13 sh. (MACN-In 40669).
Description. Shell width to 11.4 mm (up to 20 mm according to Pastorino & Urteaga 2012); conical, rounded at the base, moderately solid. Protoconch of 1.5 rounded whorls, sculptured with 6 to 8 low, wide spiral ribs, more evident towards teleoconch. Teleoconch of up to 2.5 whorls, markedly to slightly convex in outline. Suture almost imperceptible. Surface white; only sculptured with well-marked growth lines. Periostracum translucent, pale brown, extending beyond the base of the shell.
Notes
Files
Files
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System files
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Linked records
Additional details
Identifiers
Biodiversity
- Family
- Calyptraeidae
- Genus
- Trochita
- Kingdom
- Animalia
- Order
- Littorinimorpha
- Phylum
- Mollusca
- Scientific name authorship
- d'Orbigny
- Species
- pileolus
- Taxon rank
- species
- Taxonomic concept label
- Trochita pileolus (d'Orbigny, 1841) sec. Luca & Zelaya, 2019
References
- Powell, A. W. B. (1951) Antarctic and Subantarctic Mollusca: Pelecypoda and Gastropoda collected by the ships of the Discovery Committee during the years 1926 - 1937. Discovery Reports, 26, 49 - 196, pls. 5 - 10.
- Pastorino, G. & Urteaga, D. (2012) A taxonomic revision of the genus Trochita Schumacher, 1817 (Gastropoda: Calyptraeidae) from the southwestern Atlantic. The Nautilus, 126 (2), 68 - 78.