Dobrusza, Montana, northwestern Bulgaria (Miocene of Bulgaria)

Where: Bulgaria (43.4° N, 23.4° E: paleocoordinates 42.8° N, 22.9° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Middle Miocene (16.0 - 11.6 Ma)

• Upper Badenian (Kosovian)

• 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 60312: authorized by Wolfgang Kiessling, entered by Uta Merkel on 09.05.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Arcida - Arcidae
Barbatia (Barbatia) barbata Linnaeus 1758 clam
"Anadara diluvii" = Scapharca (Scapharca) diluvii Lamarck 1805 clam
Acar clathrata miniature ark
 Arcida - Glycymerididae
 Pectinida - Anomiidae
Anomia ephippium Linnaeus 1758 jingle
subspecies rugulosostriata
 Pectinida - Pectinoidae
"Chlamys (Flexopecten) lilli" = Pseudamussium lilli, Chlamys (Flexopecten) scissa, "Chlamys (Aequipecten) scabrella" = Chlamys scabrellus, "Crassadoma multistriata" = Talochlamys multistriata, Pecten (Oppenheimopecten) aduncus, "Pecten (Flabellipecten) besseri" = Camptonectes virgatus, "Chlamys (Aequipecten) elegans" = Aequipecten, "Amusium cristatum" = Cristatopecten cristatum
"Chlamys (Flexopecten) lilli" = Pseudamussium lilli Pusch 1837 scallop
"Chlamys (Aequipecten) scabrella" = Chlamys scabrellus Lamarck 1819 scallop
"Crassadoma multistriata" = Talochlamys multistriata Poli 1795 scallop
Pecten (Oppenheimopecten) aduncus Eichwald 1830 scallop
"Pecten (Flabellipecten) besseri" = Camptonectes virgatus Nilsson 1827 scallop
"Chlamys (Aequipecten) elegans" = Aequipecten scallop
subspecies elegans
"Amusium cristatum" = Cristatopecten cristatum Bronn 1827 scallop
 Ostreida - Pinnidae
 Ostreida - Ostreidae
"Ostrea digitalina" = Cubitostrea digitalina
"Ostrea digitalina" = Cubitostrea digitalina Eichwald 1830 oyster
 Mytilida - Mytilidae
 Lucinida - Lucinidae
"Loripes (Microloripes) dentatus" = Lucina (Microloripes) clam
Linga (Linga) columbella Lamarck 1818 clam
 Pholadomyida - Pholadomyidae
 Pholadida - Pholadidae
 Pholadida - Corbulidae
 Cardiida - Glossidae
 Cardiida - Veneridae
Callista chione Linnaeus 1758 venus clam
Pelecyora (Cordiopsis) islandicoides Lamarck 1818 venus clam
Timoclea (Timoclea) ovata Pennant 1777 venus clam
Venus (Ventricoloidea) nux Gmelin 1791 venus clam
Circomphalus subplicatus dOrbigny 1852 venus clam
 Cardiida - Ungulinidae
"Diplodonta rotundata" = Diplodonta (Diplodonta) rotundata
"Diplodonta rotundata" = Diplodonta (Diplodonta) rotundata Montagu 1803 clam
 Cardiida - Mactridae
"Eastonia rugosa" = Standella (Eastonia)
"Eastonia rugosa" = Standella (Eastonia) clam
 Cardiida - Dreissenidae
 Cardiida - Cardiidae
Acanthocardia paucicostata Sowerby 1834 cockle
Cardium ex gr. hians Spengler 1799 cockle
Europicardium multicostatum Brocchi 1814 cockle
"Parvicardium papillosum" = Plagiocardium (Papillicardium) papillosum Poli 1781 cockle
 Cardiida - Solecurtidae
 Cardiida - Tellinidae
 Cardiida - Gastrochaenidae
 Carditida - Carditidae
 Nuculida - Nuculidae
Nucula (Nucula) nucleus Linnaeus 1758 nut clam