Diagnosis: Exceptionally large (H > 80 mm), thick-shelled
Margarya with short, stout spire and broad, angular whorls.
Whorls ornamented with two prominent spiral bands, the
upper one situated at the shoulder, the lower one near the
base of the whorl. In adulthood, both spiral bands ornamented
with short, relatively densely spaced, blunt spines,
emerging from strongly folded prominent growth lines.
Diagnosis: Exceptionally large (H > 80 mm), thick-shelledMargarya with short, stout spire and broad, angular whorls.Whorls ornamented with two prominent spiral bands, theupper one situated at the shoulder, the lower one near thebase of the whorl. In adulthood, both spiral bands ornamentedwith short, relatively densely spaced, blunt spines,emerging from strongly folded prominent growth lines.
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