This is a ammonite from the lower cretaceous of that belongs to the classic species Hoplites dentatus.

Here is an inexpensive example  of an ammonite of the species Hoplites dentatus from the Lower Cretaceous of Aube.

Here is a Example of a Ammonite of the species Ochetoceras hispidum from the jurassic of France.
 

Here is a detailed Flexicalymene granulosa from the Pulaski Formation of New York.

This is a beautiful stromatolite slice from the deep Precambrian of the USA.
It is a slice of Collenia undosa from the approximately 2.2 billion year old band ores (BIF's) of the Biwabik Iron Formation of Minnesota.

This is a good Chengjiang trilobite of the species Yunnanocephalus yunnanensis from the Lower Cambrian of China.
 

This is a decorative crinoid plate with two fossil sea lilies of the species Platycrinites basicraniatus.

Here is a decorative Utah trilobite of the species Elrathia kingii in a reddish state.
The approximately 16 mm long trilobite presents itself pleasingly on the displayable matrix.

This trilobite from the Ordovician of New York is a good specimen of the species Triarthrus becki.

This is a fairly rare specimen of an Trilobite of the species  Albertella helena from the Cambrian of Nevada.
 

Here is a inexpensive example Ectillaenus giganteus from Valongo in Portugal.
 

Here is a nice trilobite double from the Ordovician of Valongo, Portugal. This plate shows a complete specimen of species Salterocoryphe salteri as well as a large but unfortunately incomplete trilobite of the species Neseuretus tristani.

This is a beautiful Portugal trilobite of the species Eodalmanitina destombesi as "Lucky Split".
 

Here is a relative rare example of a Trilobite of the genus Wenndorfia from northern Morocco.
 

This trilobite from the lower Devonian of Germany is a specimen of the species Kettneraspis seiberti.

This is a fossil seed fern of the genus Sphenopteris   from the Carboniferous, of the Sophia-Jacoba coal mine.

Here arte some fossil leaves of the genus Annularia from the Carboniferous, of the Sophia-Jacoba coal mine.

Here is a beautiful plate with two Metasequoia branches.
The branches themselves are about 62 and 38 mm long.
 

This is a beautiful trilobite of the species Greenops widderensis from Devonian of Canada.

This is a Chengjiang fossil of a bivalve arthropod of the species Isoxys auratus.

This is a relatively rare Chancelloriidae of the species Nidelric pugio from the Lower Cambrian Chengjiang Lagerstatte.

Here is a inexpensive example of a lower  Cambrian Brachiopod of the species Heliomedusa orienta Chengjiang.
 

This Solnhofen Shrimp of the species Palinurina longipes offers a crisp preservation and a nice colour as well.

Here is a fantastic trilobite double of the rare species Rielaspis elegantula from the Lower Silurian of Ontario, Canada.