Maaseik Well (49W0220) - 275 m (Berada Fm) (Miocene of Belgium)

Where: Belgium (51.1° N, 5.8° E: paleocoordinates 51.3° N, 4.5° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Antwerp Member (Berada Formation), Serravallian (13.8 - 11.6 Ma)

• STRATIGRAPHIC RELATIONS: From the "Upper Antwerp Sand" of the Berada Fm, which is overlain by the Kieseloolith Fm (Pliocene). Equivalent to the Antwerpen Mbr and Zonderschot Mbr of the Berchem Fm. THICKNESS: From <1 m thick horizon, within core. AGE: Middle Serravallian (latest Middle Miocene), based on dinoflagellate biostratigraphy. STRATIGRAPHIC POSITION: From near base of core.

• bed-level stratigraphic resolution

Environment/lithology: coastal; unlithified sandstone

• ENVIRONMENT: Not reported in available text, but apparently shallow marine, siliciclastic setting.
• SPECIFIC LITHOLOGY: Very fine sand. LITHIFICATION: Unlithified.

Size class: macrofossils

Collected by G.S. Belgium in 1980

Collection methods: bulk, core, sieve,

• 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.

Primary reference: 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]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 77861: authorized by Austin Hendy, entered by Austin Hendy on 21.01.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

• 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).
Gastropoda
 Cerithioidea - Turritellidae
"Turritella eryna" = Haustator eryna
"Turritella eryna" = Haustator eryna d'Orbigny 1852 turret shell
 Neogastropoda - Mitridae
"Mitra grateloupi" = Mitra (Tiara) grateloupi
"Mitra grateloupi" = Mitra (Tiara) grateloupi d'Orbigny 1852 mitre shell
 Neogastropoda - Raphitomidae
 Sorbeoconcha - Ficidae
Ficus conditus Brongniart 1823 fig shell
 Sorbeoconcha - Cassidae
"Semicassis miolaevigata" = Phalium (Semicassis) miolaevigata
"Semicassis miolaevigata" = Phalium (Semicassis) miolaevigata Sacco 1890 snail
 Sorbeoconcha - Naticidae
Euspira nysti moon snail
 Heterostropha - Ringiculidae
Ringicula buccinea Sowerby 1823 snail
 Opisthobranchia - Cylichnidae
"Cylichna cylindracea" = Cylichna (Cylichna) cylindracea Pennant 1777 snail
Bivalvia
 Arcida - Arcidae
Scapharca diluvii Lamarck 1805 clam
 Arcida - Glycymerididae
"Glycymeris obovata" = Glycymeris (Glycymeris) obovata
"Glycymeris obovata" = Glycymeris (Glycymeris) obovata Lamarck 1819 clam
SUBSPECIES: Glycymeris obovata baldii
 Pectinida - Pectinoidae
Aequipecten opercularis Linnaeus 1758 scallop
 Lucinida - Lucinidae
"Lucinoma borealis" = Lucinoma (Lucinoma) borealis
"Lucinoma borealis" = Lucinoma (Lucinoma) borealis Linnaeus 1767 clam
 Pholadida - Corbulidae
"Corbula gibba" = Corbula (Varicorbula) gibba
"Corbula gibba" = Corbula (Varicorbula) gibba Oliva 1792 clam
SUBSPECIES: Corbula gibba gibba
 Cardiida - Kelliellidae
 Cardiida - Mactridae
Spisula subtruncata da Costa 1778 clam
 Cardiida - Cardiidae
Parvicardium scabrum Philippi 1844 cockle
 Cardiida - Tellinidae
Angulus donacinus tellin clam
 Carditida - Astartidae
Goodallia waeli Glibert 1945 clam
SUBSPECIES: Goodallia waeli waeli
 Nuculanida - Nuculanidae
"Nuculana westendorpi" = Saccella westendorpi
"Nuculana westendorpi" = Saccella westendorpi Nyst and Westendorp 1839 pointed nut clam
 Nuculanida - Yoldiidae
Yoldiella sp. Verrill and Bush 1897 clam