NEOGLABRATELLA Seiglie and Bermudez, 1965

 

Type species: Discorbis wiesneri Parr, 1950 (*2363), p. 356: OD.N^eoglabratella Seiglie and Bermúdez- 1965(*2853) p.48. Orbignynella Saidova.1975(^*2695), _p. 211: type species.obj.: OD.Test large. up to 1.4 mm in diameter, circu­lar in outline. low trochospiral. bi-involute and planoconvex, with spiral side gently arched and umbilical side flat, up to ten broad and low chambers in the final whorl that partially to completely overlaps the preceding whorl on both sides, sutures depressed, strongly sin­uate and oblique on the spiral side, nearly flush on the umbilical side and obscured by radially aligned pustulose striae, periphery subacute to rounded; wall calcareous, hyaline. optically radial, spiral side distinctly perforate. surface with granulose radial striae on the umbilical side that are more heavily beaded toward the umbilicus; aperture a low interiomarginal, extraumbilical slit at the periph­ery; sexual reproduction plastogamic, and joined specimens are common. Holocene; Southwest Pacific: Kerguelen Islands.