Petr Hykš: Miocene sediments with fossil-rich layers
Petr Hykš: Fossil-rich layers, mostly Melanopsis sp. fragments
Petr Hykš: Complete 3 Congeria ornithopsis bivalvia fossils finding
Petr Hykš: Melanopsis sp. fossil
Petr Hykš: Melanopsis sp.
Petr Hykš: Miocene bivalvia (Congeria sp.) & gastropod (Melanopsis sp.)
Petr Hykš: Congeria ornithopsis bivalve
Petr Hykš: Miocene bivalvia (Congeria sp.)
Petr Hykš: Miocene molluscs (unidentified fragments)
Petr Hykš: Fossil-rich layers - mostly Melanopsis sp. fragments
Petr Hykš: Fossil-rich layers - mostly Melanopsis sp. fragments
Petr Hykš: Fossil-rich layers - mostly Melanopsis sp. fragments
Petr Hykš: Fossil-rich layers - mostly Melanopsis sp. fragments