Gastropods from the Burdwood Bank (southwestern Atlantic): an overview of species diversity
Author
Luca, Javier Di
Author
Zelaya, Diego G.
text
Zootaxa
2019
2019-01-10
4544
1
41
78
journal article
27685
10.11646/zootaxa.4544.1.2
2f89f82f-be57-45b4-ad3c-ed72a7647551
1175-5326
2618137
211842AA-6C98-425B-9377-1AF0DC78C893
Odostomia
sp. 3
Fig.
5I
Odostomia
sp.—
Zelaya & Gordillo, 2010
: 14
, fig. 3L
Examined material.
4 sh. (MACN-In 40704).
Description.
Shell height to
2.5 mm
; elongate-conical, moderately solid. Protoconch markedly tilted, apex partially sunken; transition to teleoconch poorly defined. Teleoconch of up to 4 whorls, almost straight in outline; last whorl comprising about 65% of total shell height. Suture deep, impressed. Surface white; sculptured with 8 narrow spiral cords per whorl, and 8 additional cords at the base (hardly visible in the figure). Aperture ovate, slightly expanded anteriorly, interior white; columella with a thick fold, callus moderately thick, slightly reflected on the umbilical area. Umbilicus partially closed.