Stephan Hack

Aulacostephanus (Aulacostephanus) pseudomutabilis, juvenil

Aulacostephanus (Pararasenia) quenstedti

Aulacostephanus (Pararasenia) quenstedti

Aulacostephanus sp.

Auster Liostrea socialis

Auster Ostrea sp.

Avonothyris langtonesis

Bathrotomaria

Bathrotomaria

Bathrotomaria amyntas

Bathrotomaria scrobinula

Bathrotomaria sp.

Beaniceras centaurus

Beaniceras centaurus

Beaniceras luridum

Belemnit Hibolites semisucatus