Shell ZPAL Ga. 9/105 from Valanginian of Wąwał; apical and lateral view.

Diagnoza

Protoconch without ornamentation, apart from growth lines at terminal part. Keels determine a well−pronounced angulation of the shell that makes the shape of aperture angulate and trapezoidal. Intersections between spiral keels and axial ribs with blunt nodes. Delicate lirae present between axial ribs.

Porównanie

The other species of this genus lack spiral lirae and nodes. Moreover, A. bandeli has a more angulated shape of aperture. The type of species of Adeuomphalus has a protoconch with a granular patternon the surface of the shell.

Autekologia

Występowanie geograficzne

Type locality only.

Zasięg czasowy

Valanginian.

Materiały muzealne

material described by Bandel 1988 and Schröder 1995 and two well−preserved juvenile shells (ZPAL Ga.9/105–106).

Literatura

 Dunker, W. 1847. Ueber einige neue Versteinerungen aus verschiedenen Gebirgsformationen. Palaeontographica 1, 128–133.

 Gründel, J. 2000a. Archaeogastropoda aus dem Dogger Norddeutschlands und des nordwestlichen Polens. Berliner Geowissenschaftliche Abhandlungen, Reihe E 34, 205–253.

 Kaim, A. 2004. The evolution of conch ontogeny in Mesozoic open sea gastropods. Palaeontologia Polonica 62, 3–183.