"Achomosphaera alcicornu forma columnaeformis" Aristova, 1971, p.117-118, pl.1, fig.2.
TYPE: Holotype: Aristova, 1971, pl.1, fig.2. HISTORY: NOW: Achomosphaera alcicornu subsp. columnaeformis. Originally Achomosphaera alcicornu forma columnaeformis, subsequently (and now) Achomosphaera alcicornu subsp. columnaeformis. AGE: Eocene.
Infraspecific taxa: Go up one level. DINOFLAJ (c) 1998 |