Petr Hykš:
What a surprise! Nice porifera fossil exposed in a stone block
Petr Hykš:
Large Cribrospongia sp. (Porifera) fossil
Petr Hykš:
Porifera fossil
Petr Hykš:
Possibly the first belemnite phragmocone fossil found in Hády quarry
Petr Hykš:
Interesting taphonomy of an ammonite (?) shell fossil revealing its internal anatomy, mainly septa (chambers) & septa walls (sutures)
Petr Hykš:
Calcified crinoid stem
Petr Hykš:
Unidentified Bivalvia fossil
Petr Hykš:
Irregularia indet.
Petr Hykš:
?Craticularia sp.
Petr Hykš:
Cnemidiastrum cf. rimulosum (seen from above and from below)
Petr Hykš:
?Craticularia sp. + Porifera indet.
Petr Hykš:
?Pseudodiadematidae gen. sp. (oral view)
Petr Hykš:
?Pseudodiadematidae gen. sp. (oral & aboral view)
Petr Hykš:
?Pseudodiadematidae gen. sp. (aboral & oral view)
Petr Hykš:
Irregularia indet. (aboral & oral view)
Petr Hykš:
Rhabdocidaris sp. spine & Terebratulid brachiopod
Petr Hykš:
Lammellaptychus sp.
Petr Hykš:
Pycnodontiformes indet.
Petr Hykš:
Possible Asteracanthus? sp. tooth
Petr Hykš:
Spumellaria gen. indet. (Radiolaria)
Petr Hykš:
Ammonite with visible sutures (as found)
Petr Hykš:
Phylloceras sp.