Petr Hykš: Unidentified gastropod fossil
Petr Hykš: Gastropoda
Petr Hykš: Theodoxus sp. with well preserved periostracum ornamentation
Petr Hykš: Gastropoda (Melanopsis sp.), unidentified fragments
Petr Hykš: Gastropoda (Melanopsis sp.), unidentified fragments
Petr Hykš: Gastropoda
Petr Hykš: Gastropoda
Petr Hykš: Gastropoda (Melanopsis sp. + Neverita josephania?), bivalvia (Congeria sp.), unidentified fragments
Petr Hykš: Gastropoda (Melanopsis sp.)
Petr Hykš: Gastropod fossil in travertine
Petr Hykš: Fossil gastropod in travertine
Petr Hykš: Gastropod fossil in travertine
Petr Hykš: Theodoxus sp. with well preserved periostracum (micro-capture, 30x)
Petr Hykš: Praenatica gregaria
Petr Hykš: Pleurotomaria sp.
Petr Hykš: Diloma orientalis
Petr Hykš: Euspira helicina
Petr Hykš: Conus (Lithoconus) berghausi
Petr Hykš: Conus sp.
Petr Hykš: ?Fusus valenciennesi
Petr Hykš: ?Pyramidella sp. aff. plicosa
Petr Hykš: Turritella sp.
Petr Hykš: Turritella (Eichwaldiella) bicarinata & ?Turritella vermicularis tricincta
Petr Hykš: Amalda glandiformis
Petr Hykš: Corbula cf. redempta
Petr Hykš: Unidentified gastropod
Petr Hykš: Aporrhais pespelecani
Petr Hykš: Undetermined Turritella gastropod shell
Petr Hykš: Melanopsis sp. fossil
Petr Hykš: Melanopsis sp.