Fig. 1 - A in The Norian Worthenia-like gastropods (Main Dolomite, Upper Triassic): reclassification of the specimens housed at the "Antonio Stoppani" Natural Museum, Italy

Fig. 1 - A) Wortheniella pygmaea (Stoppani) AS 41/43, lateral view, showing the pattern of the growth lines, which curve backwards above and below the nodose adapical carina (corresponding to the selenizone). Songavazzo (BG), Norian, Main Dolomite. B) Wortheniella pygmaea (Stoppani) AS 41/43, latero-basal view, showing the very conspicuous threads on the base. C) Wortheniella pygmaea (Stoppani) AS 41/43, apical view of the early whorls of the spire. D) Wortheniella pygmaea (Stoppani) AS 41/43, lateral view of the early whorls of the spire. E) Wortheniella pygmaea (Stoppani) AS 41/43a, lateral view. F) Wortheniella pygmaea (Stoppani) AS 41/43a, latero-basal view, showing the region of the umbilicus, which is largely occupied by a columellar lip.