Margarella expansa (Sowerby, 1838)
publication ID |
https://doi.org/ 10.11646/zootaxa.4544.1.2 |
publication LSID |
lsid:zoobank.org:pub:211842AA-6C98-425B-9377-1AF0DC78C893 |
DOI |
https://doi.org/10.5281/zenodo.5934574 |
persistent identifier |
https://treatment.plazi.org/id/03DA87AC-FFED-FFB0-FF46-FEB7FDA32A4D |
treatment provided by |
Plazi |
scientific name |
Margarella expansa (Sowerby, 1838) |
status |
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Margarella expansa (Sowerby, 1838)
Fig. 2F View FIGURE 2
Margarita expansa Sowerby, 1838a: 24 ; Sowerby, 1838b: pl. 134, figs. 16, 17
Photinula expansa — Melvill & Standen, 1907: 126; Melvill & Standen, 1912: 121
Margarella expansa — Zelaya, 2004: figs. 2, 4, 7, 16–18, 21, 22 (protoconch and radula)
Examined material. 3 an. and 9 sh. (MACN-In 40666).
Description. Shell width to 8.5 mm (up to 14.1 mm according to Strebel 1905a); trochiform, solid. Protoconch of about 1 convex whorl; transition to teleoconch poorly defined. Teleoconch of up to 4.5 whorls, slightly convex in outline; the latter widely laterally expanded, comprising about 85% of total shell height. Suture impressed. Surface white, shiny, iridescent green; only sculptured with faint growth lines. Aperture rounded, interior iridescent; columellar callus thick, expanded, forming a depression over the umbilical area. Operculum rounded, multispiral; pale brown, translucent.
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.
Kingdom |
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Phylum |
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Class |
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SubClass |
Vetigastropoda |
Order |
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SuperFamily |
Trochoidea |
Family |
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Genus |
Margarella expansa (Sowerby, 1838)
Luca, Javier Di & Zelaya, Diego G. 2019 |
Photinula expansa
Melvill, J. C. & Standen, R. 1912: 121 |
Melvill, J. C. & Standen, R. 1907: 126 |
Margarita expansa
Sowerby, G. B. I. 1838: 24 |