Omalogyra burdwoodiana Strebel, 1908

Luca, Javier Di & Zelaya, Diego G., 2019, Gastropods from the Burdwood Bank (southwestern Atlantic): an overview of species diversity, Zootaxa 4544 (1), pp. 41-78 : 63

Omalogyra burdwoodiana Strebel, 1908

Figs. 5E, F

Homalogyra? atomus var. burdwoodianus Strebel, 1908: 52 , pl. 6, figs. 85a–c

Omalogyra burdwoodiana — Zelaya, 2005: 128, fig. 55

Examined material. 3 sh. (MACN-In 40701).

Description. Shell width to 0.8 mm (up to 1.3 mm according to Zelaya 2005); planispiral, delicate. Teleoconch of 1.5 whorls, markedly convex in outline. Suture deep, markedly channeled. Surface white; sculptured with about 25 axial threads, and a very thin spiral cord that runs along the central part of whorls (not visible in the figures). Aperture rounded, interior white. Umbilicus wide.

Figures

FIGURE 5. A. Orbistestella ponderi Linse, 2002, MACN-In 40697, scale bar = 0.25 mm. B. Acteon biplicatus (Strebel, 1908), MACN-In 40698, scale bar = 1 mm. C. Neactaeonina argentina Zelaya, Schejter & Ituarte, 2011, MACN-In 40699, scale bar = 4 mm. D. Mathilda malvinarum (Melvill & Standen, 1907), MACN-In 40700, scale bar = 1 mm. E–F. Omalogyra burdwoodiana Strebel, 1908, MACN-In 40701, scale bar = 0.5 mm. E. Lateral view. F. Apical view. G. Odostomia sp. 1, MACN-In 40702, scale bar = 1 mm. H. Odostomia sp. 2, MACN-In 40703, scale bar = 1 mm. I. Odostomia sp. 3, MACN-In 40704, scale bar = 1 mm. J. Turbonilla strebeli Corgan, 1969, MACN-In 40705, scale bar = 1 mm. K. Diaphana paessleri (Strebel, 1905), MACN-In 40706, scale bar = 1 mm. L. Toledonia cf. elata Thiele, 1912, MACN-In 40708, scale bar = 1 mm. M. Toledonia cf. perplexa Dall, 1902, MACN-In 40707, scale bar = 1 mm. N. Toledonia sp., MACN-In 40709, scale bar = 1 mm.