This double piece shows a beautiful fossil gastropod of the species Pyrgotrochus elongatus together with an ammonite of the species Garantiana baculata. The Pyrgotrochus elongatus measures about 33 mm and the ammonite has a diameter of about 39 mm.

Here is a particularly beautiful specimen of a fossil goblet sponge of the species Raphidonema faringdonensi. A special feature is that it is populated with serpulides (lime tube worms).
 

Two spiders are trapped in this Burmese amber.  This could be likely a Spider couple traped for eternety.

Here is a nice German stromatolite fromThüste, which clearly shows both the upper surface structure and the fine-layerd structure in the polished cross section.

Here is a beautiful fossil coral of the species Syringopora perelegans from the Devonian of Arizona.

Here is a nice fossil branching coral of the genus Thamnopora from the Devonian of Payson, Arizona.

Here is a fossil branching coral of the genus Thamnopora from the Devonian of Payson, Arizona.

Here is a fossil coral of the genus Thamnopora from the Devonian of Arizona.

Here is a fossil coral of the genus Thamnopora and a beautiful fossil bryozoan, which likely belongs to the genus Fistuliramus.

This nicely grown fossil coral colony from the classical site of Nattheim belongs to the  species Thecosmilia trichotoma.

Here is a ver nice  fossil coral from Nattheim of the species Thecosmilia trichotoma.
 

This beautifully grown fossil coral colony from the Nattheim site belongs to the species Thecosmilia trichotoma.

Here is a beautiful tiger's eye sample from the Proterozoic era of South Africa. Tiger's eye is a marine microbialite found in the Banded Iron Formation, which formed approximately 3.8 to 1.8 billion years ago during the Great Oxidation Event through the precipitation of iron in seawater.

Here is a beautiful tiger's eye sample from the Proterozoic era of South Africa. Tiger's eye is a marine microbialite found in the Banded Iron Formation, which formed approximately 3.8 to 1.8 billion years ago during the Great Oxidation Event through the precipitation of iron in seawater.

Here is a beautiful tiger's eye sample from the Proterozoic era of South Africa. Tiger's eye is a marine microbialite found in the Banded Iron Formation, which formed approximately 3.8 to 1.8 billion years ago during the Great Oxidation Event through the precipitation of iron in seawater.

Here is a beautiful tiger's eye sample from the Proterozoic era of South Africa. Tiger's eye is a marine microbialite found in the Banded Iron Formation, which formed approximately 3.8 to 1.8 billion years ago during the Great Oxidation Event through the precipitation of iron in seawater.

Here is a beautiful tiger's eye sample from the Proterozoic era of South Africa. Tiger's eye is a marine microbialite found in the Banded Iron Formation, which formed approximately 3.8 to 1.8 billion years ago during the Great Oxidation Event through the precipitation of iron in seawater.

Here is a beautiful tiger's eye sample from the Proterozoic era of South Africa. Tiger's eye is a marine microbialite found in the Banded Iron Formation, which formed approximately 3.8 to 1.8 billion years ago during the Great Oxidation Event through the precipitation of iron in seawater.