Browse Items (264 total)

Have a look at the ferruginous arenite sandstone (L326) in the 1A Reference Series.

Species Acaste downingiae Stratigraphic Range Silurian to Devonian Taxonomy Phylum: ArthropodaClass: TrilobitaOrder: PhacopidaFamily: AcastidaeGenus: Acaste Distinctive Features Glabella (with…

Species Homalonotus delphinocephalus Stratigraphic Range Silurian Taxonomy Phylum: ArthropodaClass: TrilobitaOrder: PhacopidaGenus: Homalonotus Distinctive Features CephalonThoraxPygidiumEyes (holochroal) Preservation External mould (manmade…

Stratigraphic Range Silurian to Devonian Taxonomy Phylum: ArthropodaClass: TrilobitaOrder: PhacopidaGenus: Dalmanites Distinctive Features Schizochroal eyesThoraxCephalonPygidium Preservation External mould (manmade cast) Advanced…

Species Calymene blumenbachi Stratigraphic Range Silurian Taxonomy Phylum: ArthropodaClass: TrilobitaOrder: PhacopidaGenus: Calymene Distinctive Features CephalonThoraxPygidiumEyes Preservation External mould Advanced notes Calymene…

Stratigraphic Range Ordovician to Silurian Taxonomy Phylum: ArthropodaClass: TrilobitaOrder: OdontopleuridaFamily: Odontopleuridae Distinctive Features CephalonThoraxPygidiumSpines Preservation External mould (manmade cast)