Browse Items (264 total)

Species latus Parkinson Stratigraphic Range Jurassic Taxonomy Phylum: MolluscaClass: CephalopodaSubclass: AmmonoideaOrder: Ammonitida Distinctive Features Straight edgeGrowth linesCurved plate Preservation CalciteDisarticulated from ammonite…

Stratigraphic Range Carboniferous to Cretaceous Taxonomy Phylum: MolluscaClass: CephalopodaOrder: Belemnitida Distinctive Features Guard of radial calcite crystalsConical cavity where phragmocone used to be Preservation Aragonitic phragmocone…

Stratigraphic Range Carboniferous to Cretaceous Taxonomy Phylum: MolluscaClass: CephalopodaOrder: BelemnitidaSet 1:Group: CylindroteuthisSet 2:Group: unknown Distinctive Features Guard with radial calcite crystalsCrushed conical hole where…

Species Hastatus Stratigraphic Range Jurassic Taxonomy Phylum: MolluscaClass: CephalopodaOrder: BelemnitidaGenus: Hibolites Distinctive Features 'Bullet' shapeGuard with radial crystalsHollow phragmocone area Preservation Mineral replacement…

Taxonomy Phylum: MolluscaClass: CephalopodaOrder: Belemnitida Distinctive Features 'Bullet' shapeConical hole where phragmocone used to beRadial crystals (here in cross section) Preservation Peel of a cross section through a belemnite…

Stratigraphic Range Cambrian to Permian Taxonomy Phylum: MolluscaClass: Cephalopoda Distinctive Features StraightChambersSepta Preservation Manmade internal cast Advanced notes Nautiloids originated in the Cambrian and radiated during the…

Species Ellipsocephalus hoffi Stratigraphic Range Cambrian Taxonomy Phylum: ArthropodaClass: TrilobitaOrder: PtychopariidaGenus: Ellipsocephalus Distinctive Features CephalonThoraxPygidiumNo eyes Preservation Cast of a mould…

Stratigraphic Range Cambrian Taxonomy Phylum: ArthropodaClass: TrilobitaOrder: CorynexochidaGenus: Ogygopsis Distinctive Features GlabellaEye ridgesCephalonThoraxPygidium Preservation External mould (manmade cast)

Species Paradoxides bohemicus Stratigraphic Range Cambrian Taxonomy Phylum: ArthropodaClass: TrilobitaOrder: RedlichiidaGenus: Paradoxides Distinctive Features CephalonThoraxPygidiumGlabella Preservation External mould (manmade cast)

Stratigraphic Range Ordovician to Silurian Taxonomy Phylum: ArthropodaClass: TrilobitaOrder: AsaphidaFamily: Trinucleidae Distinctive Features CephalonThoraxPygidiumLarge fringe at front of cephalon Preservation External mould…