Anatoma conica (d'Orbigny 1841)
- Dataset
- Gastropods from the Burdwood Bank (southwestern Atlantic): an overview of species diversity
- Rank
- SPECIES
Classification
- kingdom
- Animalia
- phylum
- Mollusca
- class
- Gastropoda
- order
- Archaeogastropoda
- family
- Scissurellidae
- genus
- Anatoma
- species
- Anatoma conica
description
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.
description
Fig. 2 C
materials_examined
Examined material. 1 an. (MACN-In 40662).
Name
- Homonyms
- Anatoma conica (d'Orbigny 1841)