Maaseik Well (49W0220) - 206 m (Berada Fm): Tortonian, Belgium
collected by G.S. Belgium 1980

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Hyalia laevigata
Bivalvia - Arcida - Glycymerididae
Glycymeris obovata (Lamarck 1819)
recombined as Glycymeris (Glycymeris) obovata
SUBSPECIES: Glycymeris obovata baldii
Bivalvia - Arcida - Arcidae
Scapharca diluvii (Lamarck 1805)
Bivalvia - Pectinida - Pectinidae
Aequipecten opercularis (Linnaeus 1758)
Bivalvia - Pectinida - Anomiidae
Pododesmus squamula (Linnaeus 1758)
recombined as Heteranomia squamula
Bivalvia - Lucinida - Lucinidae
Lucinoma borealis (Linnaeus 1767)
recombined as Lucinoma (Lucinoma) borealis
Bivalvia - Cardiida - Lasaeidae
Scacchia degrangei (Cossmann and Peyrot 1911)
recombined as Scacchia (Scacchia) degrangei
Bivalvia - Cardiida - Cardiidae
Acanthocardia hanseata (Kautsky 1925)
Bivalvia - Cardiida - Mactridae
Spisula subtruncata (da Costa 1778)
Bivalvia - Nuculanida - Yoldiidae
Yoldia glaberrima (von Münster 1837)
recombined as Yoldia (Yoldia) glaberrima
Bivalvia - Nuculida - Nuculidae
Nucula jeffreysi Bellardi 1875
recombined as Nucula (Lamellinucula) jeffreysi
Gastropoda - Ficidae
Ficus conditus (Brongniart 1823)
recombined as Ficus condita
Gastropoda - Neogastropoda - Cancellariidae
Babylonella fusiformis
Gastropoda - Neogastropoda - Mangeliidae
Sorgenfreispira sorgenfreii
see common names

Geography
Country:Belgium
Coordinates: 51.1° North, 5.8° East (view map)
Paleocoordinates:51.3° North, 4.9° East
Basis of coordinate:based on nearby landmark
Geographic resolution:small collection
Time
Period:Neogene Epoch:Miocene
Stage:Tortonian 10 m.y. bin:Cenozoic 6
Key time interval:Tortonian
Age range of interval:11.63000 - 7.24600 m.y. ago
Stratigraphy
Formation:Berada
Local section:Maaseik Well (49W0220) Local bed:206 m
Local order:top to bottom
Stratigraphic resolution:bed
Stratigraphy comments: STRATIGRAPHIC RELATIONS: From the Berada Fm, which is overlain by the Kieseloolith Fm (Pliocene). Equivalent to the Deurne Mbr and Dessel Mbr of the Diest Fm. THICKNESS: From <1 m thick horizon, within core. AGE: Upper Tortonian (early Late Miocene), based on dinoflagellate biostratigraphy. STRATIGRAPHIC POSITION: From lower part of core.
Lithology and environment
Primary lithology:medium,shelly/skeletal unlithified sandstone
Includes fossils?Y
Lithology description: SPECIFIC LITHOLOGY: Medium sand, with skeletal debris. LITHIFICATION: Unlithified.
Environment:coastal indet.
Geology comments: ENVIRONMENT: Not reported in available text, but apparently shallow marine, siliciclastic setting.
Taphonomy
Modes of preservation:body
Degree of concentration:concentrated
Size of fossils:macrofossils
Abundance in sediment:common
Collection methods and comments
Collection methods:bulk,core,sieve,field collection
Minimum sieve size:0.500
Reason for describing collection:general faunal/floral analysis
Collectors:G.S. Belgium Collection dates:1980
Collection method comments: COLLECTORS: Geological Survey of Belgium (1980). REPOSITORY: IRScNB/KBIN collection, Dept. of Paleontology, section Invertebrate Paleontology, Geological Survey of Belgium. COMMENTS: Sieved on a 0.5 mm mesh and all identifiable fragments of mollusca were collected.
Taxonomic list comments:COVERAGE: Exhaustive for gastropoda, and bivalvia. NOMENCLATURE: Modern nomenclature, with consistent identification to species resolution. Identified with Gürs (2001, 2002), Gürs and Weibrecht (2001), Janssen (19884), Heering (1950), Hinsch (2000), Menzel et al. (1994), Moths (1989), Van Voorthuysen (1944) and Wienrich (2002).
Metadata
Database number:77867
Authorizer:A. Hendy Enterer:A. Hendy
Modifier:A. Hendy Research group:marine invertebrate
Created:2008-01-21 16:59:19 Last modified:2013-11-25 13:37:23
Access level:the public Released:2008-01-21 16:59:19
Creative Commons license:CC BY
Reference information

Primary reference:

26281. N. Vandenberghe, P. Laga, S. Louwye Vanhoorne, R. Marquet, and F. De Meuter, K., and H. W. Hagemann. 2005. Stratigraphic interpretation of the Neogene marine-continental record in the Maaseik well (49W0220) in the Roer Valley Graben, NE Belgium. Memoirs of the Geological Survey of Belgium 52:1-39 [A. Hendy/A. Hendy]