This is a "Czech Trilobite" of the species Ellipsocephalus hoffi  from the middle Cambrian of Jince.

This is a inexpensive example of a trilobite of the species Gravicalymene arcuata from the upper Ordovician of North Wales.

Here is a  trilobite of the species Cnemidopyge nuda nuda from Minsterly.

This is a very small and completely enrolled specimen of a Eifel Trilobite of the species Geesops schlotheimi. This juvenile Geesops schlotheimi is only about 4 mm wide and the eye has only  developed  3 vertical rows of lenses.

Here is a large and  inexpensive specimen of a "Czech Trilobite" of the species Conocoryphe cirina.

This is a nice Mazon Creek - concretion with the fossil art Edmondia.

This is a Mazon Creek fossil in a nice concretion of the species Neuropteris cf ovata.

This is a Mazon Creek fossil of the species Pecopteris vestita.

Here is a nice concretion form Mazon Creek with two fossil leafs of the species Pecopteris fontainei and  Neuropteris blissi.

This is a plat fossil concretion from Mazon Creek with a example of the species Neuropteris cf ovata .

Here is a very detailed plant fossil concretion with a tree fern of the species Odontopteris aequalis from Mazon Creek. In the concretion is also a fossil spore pod (Sporangium /  Strobilus) wich is not closer identified.

This  is a  plant fossil concretion with a tree fern of the spcies Alethopteris sullivantii  from Mazon Creek.

Here is a nice plant fossil concretion with a tree fern of the species Alethopteris sullivantii and a piece of petrified wood. The is also a crustacean fragment that is might belongs to Americlus americanus.

This is a multiple trilobite plate with Elrathia kingi  from the Wheeler Shale of Utah.

This is a nice and inexpensive "Solnhofen Shrimp" of the species Eystaettia intermedius from Eichstätt.

This is a inexpensive example of a "Solnhofen Limulus" of the species Mesolimulus walchi from the Zandt Quarry. The limulus is mostly preserved as a negative of second order . The fossil it self is about 47 mm wide.

Here is a trilobite in a typical concretion of the species Flexicalymene ouzregui from the Ordovician of Morocco.

Here is a nice trilobite tail of the species Dipleura dekayi boliviensis

Here is a inexpensive example of a relativ rare trilobite of the species Conocoryphe brevifrons.
Unfortunately has this trilobite a relative large loss of substance  in the last quarter of the body.
The pleural segments in this area have been restored , the rachis and the pygidium are more or less undamaged.

Here is a "Trilobite Double" with the species Gerastos lisarasus from the Devonian of Morocco.

This is a "Trilobitwe - plate " of Daguinaspis ambroggii from the lower cambria of Morokko. The biggwest gtrilobite is about 32 mm long.

This is a inexpensive czech trilobite of the classical species Ellipsocephalus hoffi.

Unfortunately, the matrix for this rare trilobite Bristolia bristolensis is too small.
Complete trilobites of the species  Bristolia bristolensis are rare, this  Trilobite represents a inexpensive example. The Trilobite comes with positive and negative side.