Yasen, Pleven, northwestern Bulgaria (Miocene of Bulgaria)

Where: Bulgaria (43.4° N, 24.5° E: paleocoordinates 42.8° N, 23.9° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Middle Miocene (16.0 - 11.6 Ma)

• Lower Badenian (Moravian)

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified claystone

• bluish-gray calcareous and siltclastic clays, interbedded with lenses and layers of organogeneous limestone, and sometimes bearing sand banks at the base

Size class: macrofossils

Primary reference: S. V. Popov, I. A. Gontsharova, P. I. Nikolov and B. Studencka. 1996. Bivalve Molluscs from the Badenian of Northwestern Bulgaria. Paleontological Journal 30(2):157-166 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 60289: authorized by Wolfgang Kiessling, entered by Uta Merkel on 09.05.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Bivalvia
  -
Acturellina diversicosta
 Nuculanida - Yoldiidae
Yoldia longa
 Nuculanida - Nuculanidae
Nuculana hoernesi, "Nuculana (Saccella) fragilis" = Saccella
Nuculana hoernesi pointed nut clam
"Nuculana (Saccella) fragilis" = Saccella pointed nut clam
 Nuculida - Nuculidae
Nucula (Nucula) nucleus
Nucula (Nucula) nucleus Linnaeus 1758 nut clam
 Carditida - Crassatellidae
Crassatina moravica
 Carditida - Carditidae
Cardites partschi, Glans (Centrocardita) rudista, Glans (Centrocardita) sp., Cardita sp.
Glans (Centrocardita) sp. Sacco 1899 clam
listed as Glans (Centrocardita) sp. (sp. nov.?)
Cardita sp. Bruguière 1792 clam
listed as Cardita sp. (sp. nov.?)
 Cardiida - Gastrochaenidae
Gastrochaena intermedia
 Cardiida - Glossidae
"Miocardiopsis deshayesi" = Glossus (Miocardiopsis)
"Miocardiopsis deshayesi" = Glossus (Miocardiopsis) clam
 Cardiida - Veneridae
Callista chione, Pitar (Pitar) rudis, Pelecyora (Cordiopsis) islandicoides, Clausinella basteroti, Clausinella bulgarica, Venus (Ventricoloidea) nux, Venus (Venus) pseudoverrucosa
Callista chione Linnaeus 1758 venus clam
Pitar (Pitar) rudis Poli 1795 venus clam
Pelecyora (Cordiopsis) islandicoides Lamarck 1818 venus clam
Venus (Ventricoloidea) nux Gmelin 1791 venus clam
 Cardiida - Chamidae
Chama gryphoides
Chama gryphoides Linnaeus 1758 jewel box
 Cardiida - Trapezidae
Coralliophaga lithophagella
 Cardiida - Cardiidae
"Parvicardium papillosum" = Plagiocardium (Papillicardium) papillosum, Discors aquitanicus
"Parvicardium papillosum" = Plagiocardium (Papillicardium) papillosum Poli 1781 cockle
 Pholadida - Corbulidae
Corbula (Caryocorbula) revoluta, Corbula (Varicorbula) gibba, Corbula (Anisocorbula) peyrehoradensis
 Hiatellida - Hiatellidae
Hiatella arctica
Hiatella arctica Linnaeus 1767 clam
 Lucinida - Lucinidae
Myrtea spinifera, Megaxinus incrassatus, "Ctena decussata" = Codakia (Ctena) decussata
Myrtea spinifera Montagu 1803 clam
"Ctena decussata" = Codakia (Ctena) decussata Costa 1829 clam
 Mytilida - Mytilidae
Lithophaga (Lithophaga) lithophaga
 Ostreida - Gryphaeidae
Neopycnodonte navicularis
Neopycnodonte navicularis Brocchi 1814 oyster
 Pectinida - Anomiidae
Anomia ephippium
Anomia ephippium Linnaeus 1758 jingle
subspecies rugulosostriata
 Pectinida - Limidae
Lima lima, Ctenoides tenera
Lima lima Linnaeus 1758 file clam
Ctenoides tenera file clam
 Pectinida - Pectinoidae
Spondylus concentricus, "Amusium cristatum" = Cristatopecten cristatum, "Pecten (Flabellipecten) solarium" = Flabellipecten, "Crassadoma multistriata" = Talochlamys multistriata, Pecten (Oppenheimopecten) aduncus
Spondylus concentricus Bronn 1831 scallop
"Amusium cristatum" = Cristatopecten cristatum Bronn 1827 scallop
"Pecten (Flabellipecten) solarium" = Flabellipecten scallop
"Crassadoma multistriata" = Talochlamys multistriata Poli 1795 scallop
Pecten (Oppenheimopecten) aduncus Eichwald 1830 scallop
 Arcida - Arcidae
Bathyarca polyfasciata, Striarca lactea, Barbatia (Obliquarca) dentiens, Barbatia (Barbatia) barbata, "Arca (Arca) noae" = Arca noae, Acar clathrata, "Anadara diluvii" = Scapharca (Scapharca) diluvii
Barbatia (Barbatia) barbata Linnaeus 1758 clam
"Arca (Arca) noae" = Arca noae Linnaeus 1758 ark
Acar clathrata miniature ark
"Anadara diluvii" = Scapharca (Scapharca) diluvii Lamarck 1805 clam
 Arcida - Noetiidae
Arcopsis papillifera
 Arcida - Glycymerididae
Glycymeris (Glycymeris) deshayesi, Glycymeris (Glycymeris) obtusata
 Arcida - Limopsidae
"Limopsis (Pectunculina) minuta" = Limopsis
"Limopsis (Pectunculina) minuta" = Limopsis clam