Anatoma conica d'Orbigny 1841

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...

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Bibliographic Details
Main Authors: Luca, Javier Di, Zelaya, Diego G.
Format: Text
Language:unknown
Published: Zenodo 2019
Subjects:
Online Access:https://dx.doi.org/10.5281/zenodo.5934561
https://zenodo.org/record/5934561
Description
Summary: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. : 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 : {"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"]}