This is a beautiful ammonite of the species Psiloceras planorbis in an iridescent and colorful preservation.

This ammonite is a white specimen of the species Psiloceras johnstoni.
 

Here is a nice Ammonite of the species Psiloceras planorbis in a iridescent and colourful preservation.

This is a beautiful specimen of a Czech trilobite of the species Deanaspis goldfussi from the classical site of "Letna Hill" in Prague.

This is an really beautiful trilobite of the species Greenops widderensis in a detailed preservation. This Greenops from the Middle Devonian of Ontario, Canada presents itself pleasingly on a decorative matrix.

This trilobite plate from New York displays several specimens of the species Triarthrus beckii. Both complete and partially preserved specimens are present as positive and negative sides.

Here is a very nice trilobite of the species Eldredgeops rana from the Devonian of New York.

Here is a rolled trilobite of the species Greenops widderensis from the Devonian period of Canada.
The Greenops itself is about 14 mm wide and shows some very nice details.

This trilobite is a detailed specimen of an Eldredgeops rana.
The trilobite comes from the Devonian period of New York and presents itself on a beautiful matrix.

Here is a rare Nevada trilobite of the species Mexicella robusta on a very decorative matrix.
The trilobite itself measures about 25 mm.

Here is a trilobite of the species Ellipsocephalus hoffi from the Jince Formation of the Czech Republic.

Here is a rare trilobite of the species Breviphillipsia sampsoni from the Carboniferous period of Missouri. This specimen is a typical trilobite exuvia (moulting remain).
 

This is a very nice specimen of a red Elrathia kingi from the Wheeler Shale of Utah.

This is a New York trilobite of the species Greenops barberi from the Middle Devonian by Blasdell.
The trilobite itself measures about 20 mm and presents itself on a beautiful piece of matrix.

 Here is a nice specimen of an agnostid trilobite of the species Itagnostus interstrictus from Utah.

This is a picture book specimen of a Phacopid trilobite of the species Eldredgeops rana from the Devonian of New York. 

This is a rare specimen of the trilobite Mesolenellus svalbardensis from the Lower Cambrian from Svalbard. It is a good cephalon with both genal spines.
 

Here is a very detaild pygidium22.951 of a Odontochile hausmanni from the Pragian Layers of Prague.

Here is a rarely offered fossil sea urchin made of the Treuchtlingen marble of the genus Phymosoma.

Here is an interesting trilobite of the species Changaspis elongata from the Lower Cambrian of China. This specimen shows an exuvia, which is essentially a molted exoskeleton. The thorax, along with the free cheeks (libegena) and the hypostome, are still connected.

This is a beautiful and detailed trilobite of the species Changaspis elongata from the Lower Cambrian of China.
 

A beautiful Pyrite Ammonite from the lower Jurassic of England belongs to the species Cheltonia accipitris.

This is a nice Pyrite Ammonite of the species Cheltonia accipitris from the lower Jurassic of England.

Here is a nice Ammonite of the species Psiloceras planorbis in a iridescent and colourful preservation.