Browse Items (25 total)

Stratigraphic Range Ordovician to Carboniferous Taxonomy Phylum: BrachiopodaClass: StrophomenataOrder: StrophomenidaFamily: RafinesquinidaeGenus: Leptaena Distinctive Features Bilateral symmetryRibsGrowth lines Preservation Mineral replacement…

Species Terebratula maximes Stratigraphic Range Pliocene to Pleistocene Taxonomy Phylum: BrachiopodaClass: RhynchonellataOrder: TerebratulidaGenus: Terebratula Distinctive Features Bilateral symmetryTwo articulated valvesGrowth…

Species Terebratula biplicata Stratigraphic Range Cretaceous Taxonomy Phylum: BrachiopodaClass: RhynchonellataOrder: TerebratulidaGenus: Terebratula Distinctive Features Bilateral symmetryTwo articulated valvesCommissurePedicleGrowth…

Stratigraphic Range Jurassic Taxonomy Phylum: BrachiopodaClass: RhynchonellataOrder: Terebratulida Distinctive Features Bilateral symmetryTwo articulated valvesCommissureGrowth linesPedicle Preservation Mineral replacement of shell

Species Spirifer verneuli Stratigraphic Range Ordovician to Permian Taxonomy Phylum: BrachiopodaClass: RhynchonellataOrder: Spiriferida Distinctive Features Bilateral symmetryTwo articulated valvesCommissureRibsPedicle Preservation Internal…

Stratigraphic Range Ordovician to Permian Taxonomy Phylum: BrachiopodaClass: StrophomenataOrder: Strophomenida Distinctive Features Bilateral symmetryRibs Preservation External moulds and internal moulds

Stratigraphic Range Silurian to Devonian Taxonomy Phylum: BrachiopodaClass: RhynchonellataOrder: SpiriferidaGenus: Atrypa Distinctive Features Bilateral symmetryTwo valvesCommissureRadial ribsGrowth lines Preservation Mineral replacement of…

Stratigraphic Range Cambrian to Ordovician Taxonomy Phylum: BrachiopodaClass: LingulataOrder: LingulidaGenus: Lingulella Distinctive Features Bilateral symmetryGrowth lines Preservation Organic film Advanced notes Lingulella had a phosphate…

Taxonomy Phylum: Brachiopoda Diagnostic features Two valves (brachial and pedicle) Bilateral symmetry Growth lines Adductor and ductor muscle scars Pedicle Commissure Gape Teeth and socket (articulates; no teeth or socket in…

Species Unio littoralis Taxonomy Phylum: MolluscaClass: BivalviaOrder: UnionataFamily: Unionidae Distinctive Features UmboTwo valves showing dorso-ventral symmetryGrowth linesAdductor muscle scarPalial lineDentition Preservation Original…