Browse Items (264 total)

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

Stratigraphic Range Cretaceous to recent Taxonomy Phylum: MolluscaClass: BivalviaOrder: ArcoidaFamily: Glycymerididae Distinctive Features Growth linesAdductor muscle scarsHingePalial line Preservation Original shell

Taxonomy Phylum: MolluscaClass: Bivalvia Distinctive Features Ribs Preservation Manmade external mould Advanced notes Although this particular specimen is a manmade mould, internal and external moulds are common ways in which bivalves are…

Stratigraphic Range Silurian to Triassic Taxonomy Phylum: MolluscaClass: GastropodaGenus: Bellerophon Distinctive Features Coiled shell (planispiral)One chamber Preservation Steinkern(here an internal cast) Advanced notes This specimen…

Stratigraphic Range Jurassic to Cretaceous Taxonomy Phylum: MolluscaClass: GastropodaGenus: Pleurotomaria Distinctive Features Coiled shell (helical)One chamberApertureSpireBody whorl Preservation Remineralised shell material

Stratigraphic Range Jurassic to Cretaceous Taxonomy Phylum: MolluscaClass: GastropodaGenus: Nerinea Distinctive Features Coiled shell (helical) Preservation Remineralisation of shell material

Stratigraphic Range Paleocene to recent Taxonomy Phylum: MolluscaClass: GastropodaGenus: Murex Distinctive Features Coiled shell (helical)One chamberApertureSiphonal notchSpire Preservation Original shell material

Stratigraphic Range Pliocene to Pleistocene Taxonomy Phylum: MolluscaClass: GastropodaGenus: Nucella Distinctive Features Coiled shell (helical)One chamberSpireBody whorlAperture Preservation Original shell material

Species Scaphella lamberti Stratigraphic Range Paleocene to recent Taxonomy Phylum: MolluscaClass: GastropodaGenus: Scaphella Distinctive Features Coiled shell (helical)One chamberApertureSiphonal notchBody whorlSpire Preservation Original…

Species Barthrotomaria reticulata Stratigraphic Range Jurassic Taxonomy Phylum: MolluscaClass: GastropodaGenus: Barthrotomaria Distinctive Features Coiled shell (helical)One chamber Preservation Steinkern(here an internal cast)