Here is a multiple trilobite plate with three different trilobite genus and species from Utah.
This plate contains a larger Bathyuriscu fimbriatus together with two small Modocia laevinucha and servile Agnostids of the species Peronopsis interstricta.

Here is a Trilobite double from Utah of the species Elrathia kingi.

Here is a nice "Solitair - Coral" of the species Calceola sandalina from the Eifilian of the Eifel - Mts.
 This large specimen shows the cover what is quite rare the case on Calceola sandalina.

Here is a "Eifel - Brachiopod" of the species Spinocayrtia ostiolata.

Here is a  relative rare czech trilobite of the species Ptychoparia dubinka.
The piece was found at the classical trilobites site of Skryje.

Here is a nice German Eifel Mts Trilobite of the species Geesops schlotheimi on a nice piece of Matrix. If this Trilobite would be prone it would be about 39 mm long.

Here is a multible trilobite plate with Elrathia kinge from the Wheeler Shale of Utah.

This is a french trilobite of the species Colpocoryphe rouaulti from the Ordovician of the Bretagne.

Here is a inexepnsive example of the Trilobite Cornuproetus cornutus from the classical site of the Pelm-Salmer Weg near Gees.

Here is a example of a Eifel Mts. Trilobite of the species Geesops from Gees.

Here is a relative large Eifel Mts. Trilobite of the species Geesops schlotheimi from the classical site of the Salmer Weg near Gees.
Prone would this Trilobite be about 43 mm long.

Here is a Vireux Trilobite of the species Geesops sparsinodosus gallicus from the French Devonian.

Here is a einrolled Drotops megalomanicus form the classical Drotops couche of the Jebel Issoumour. The Trilobite would be about 150 mm long if prone.

This is a enrolled trilobite on matrix of the species Barrandeops forteyi as a inexpensive example.

Here is a large Neseuretus tristani from the Ordovician of the Bretagne in France.

Here is a  trilobite of the species Elrathia kingi from Utah.

Here is a very detailed trilobite of the species Elrathia kingi from Utah.
There is besides the large trilobite a small juvenile meraspid stage that also belongs to the species Elrathia kingi.

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

This is a  Androgynoceras capricornus from the Plinsbachian of Braunschweig.

This is a very large Androgynoceras capricornus from the Plinsbachian of Braunschweig.

Here is a nice Flexicalymene ouzregui from the Ktaoua - Formation of Morocco.

This Ordovician - Trilobite from Morocco is a inexpensive example of Flexicalymene ouzregui.

Here is a very interesting Trilobite piece with large Paralejurus elayounensis together with two Reedops pembertoni.

Here is a small trilobite double with Paradoxides gracilis with the positive and negative side from Jince. The larger and better preserved  Paradoxides does have both cheeks.