Published January 10, 2019 | Version v1
Taxonomic treatment Open

Anatoma conica

Description

Anatoma conica (d´Orbigny, 1841)

Fig. 2C

Scissurella conica d´Orbigny, 1841: 470, pl. 78, figs. 7–9

Scissurella supraplicata — Melvill & Standen, 1912: 119 (non Smith, 1875).

Anatoma conica — Zelaya & Geiger, 2007: 396, figs. 1–15 (synonymy and protoconch)

Examined material. 1 an. (MACN-In 40662).

Description. Shell width to 1.6 mm (up to 1.8 mm according to Zelaya & Geiger 2007); trochiform, delicate. Protoconch of 1 convex whorl; apex partially sunken. Teleoconch of up to 2.5 whorls, slightly convex in outline. Suture deep, slightly channeled. Surface white; sculptured with about 25 prosocline, strong axial ribs at

penultimate whorl and weak spiral cords. In addition, 2 stronger spiral cords delimiting selenizone. Umbilicus open. Operculum rounded, multispiral; pale brown, translucent.

Notes

Published as part of Luca, Javier Di & Zelaya, Diego G., 2019, Gastropods from the Burdwood Bank (southwestern Atlantic): an overview of species diversity, pp. 41-78 in Zootaxa 4544 (1) on pages 44-45, DOI: 10.11646/zootaxa.4544.1.2, http://zenodo.org/record/2618137

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Linked records

Additional details

Biodiversity

Family
Scissurellidae
Genus
Anatoma
Kingdom
Animalia
Order
Archaeogastropoda
Phylum
Mollusca
Scientific name authorship
d'Orbigny
Species
conica
Taxon rank
species
Taxonomic concept label
Anatoma conica (d'Orbigny, 1841) sec. Luca & Zelaya, 2019

References

  • Melvill, J. C. & Standen, R. (1912) The marine Mollusca of the Scottish National Antarctic Expedition. Part 2. Transactions of the Royal Society of Edinburgh, 48, 105 - 140, 1 pl.
  • Smith, E. A. (1875) Descriptions of some new shells from Kerguelen's Island. Annals and Magazine of Natural History, Series 4, 16 (91), 67 - 73. https: // doi. org / 10.1080 / 00222937508681123
  • Zelaya, D. G. & Geiger, D. (2007) Species of Scissurellidae and Anatomidae from Sub-Antarctic and Antarctic waters (Gastropoda: Vetigastropoda). Malacologia, 49 (2), 393 - 443. https: // doi. org / 10.4002 / 0076 - 2997 - 49.2.393