. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. 264 ANNALS OF THE SOUTH AFRICAN MUSEUM Seguenzia sykesi Schepman Fig. 16 b Seguenzia sykesi Schepman, 1909, p. 180, pi. 12, fig. 6. Protoconch nucleus plus 5 whorls. Each whorl with a blunt lira forming an angular midwhorl shoulder; a 2nd lira, peripheral, only shows on the body- whorl ; below the suture a narrow fillet; in addition extremely fine spiral striae between the lirae. Fine close-set axial pliculae on ist~3rd whorls between suture and shoulder; becoming inconspicuous on 4th and 5th whorls,
. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. 264 ANNALS OF THE SOUTH AFRICAN MUSEUM Seguenzia sykesi Schepman Fig. 16 b Seguenzia sykesi Schepman, 1909, p. 180, pi. 12, fig. 6. Protoconch nucleus plus 5 whorls. Each whorl with a blunt lira forming an angular midwhorl shoulder; a 2nd lira, peripheral, only shows on the body- whorl ; below the suture a narrow fillet; in addition extremely fine spiral striae between the lirae. Fine close-set axial pliculae on ist~3rd whorls between suture and shoulder; becoming inconspicuous on 4th and 5th whorls, but more or less traceable on the subsutural fillet. Base with 7 lirae, the outermost one and the one bordering the umbilicus stronger than the others. Umbilicus open. Columella with strong pleat near lower end forming a knob projecting into aperture. Approximately 3X3 mm. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original South African Museum. Cape Town : The Museum
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectnaturalhistory, booky
