Sundkrogen 2 (Paleocene of Denmark)

Where: Denmark (55.7° N, 12.6° E: paleocoordinates 49.9° N, 9.3° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Lellinge Greensand Formation, Selandian (61.6 - 59.2 Ma)

• In Copenhagen the lower part of the Lellinge Greensand contains nannofossils of lower NP5 (Stouge et al., 2000) and planktonic foraminifera of subzone P3a or older. In the dark clay at a higher level, planktonic foraminifera indicate zone P3. Together, suggests an early Selandian age.

• bed-level stratigraphic resolution

Environment/lithology: transition zone or lower shoreface; poorly lithified, glauconitic, green, argillaceous sandstone

• The Lellinge Greensand was deposited in shallow water depths under relatively high energy conditions as indicated by the presence of cross bedding, phosphate nodules, and rolled fossils (Gry 1935, Heilmann-Clausen 1995, Claus Heilmann-Clausen pers. com. in Clause & Huuse 2002). The lithological description from Sundkrogen seems lower-energy due to the clayey nature of the units, but overall the Lellinge Greensand is the onshore equivalent to the offshore North Sea Marl, so an offshore-transition environment is assigned.
• Valid for series 1 and 2: 3.5 m green, clayey glauconitic sand, with incrasing grain size upwards. The clay content is distinctly lower in the lower part

Size class: macrofossils

Collection methods: bulk, mechanical,

• Restudy of Harder's classical collection

Primary reference: K. I. Schnetler. 2001. The Selandian (Paleocene) mollusc fauna from Copenhagen, Denmark: the Poul Harder 1920 collection. Geology of Denmark Survey Bulletin 37:1-85 [W. Kiessling/W. Kiessling/W. Kiessling]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 35265: authorized by Wolfgang Kiessling, entered by Wolfgang Kiessling on 21.11.2003, edited by Marcus Apel, Austin Hendy and Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

• Focus on molluscs - other taxa not precisely assigned to beds
unclassified
  -
Oriforina sp.
Biforina (Oriforina) sp.
Cephalopoda
 Nautilida - Nautilidae
Nautilidae indet.1 de Blainville 1825 nautiloid
Scaphopoda
 Dentaliida - Dentaliidae
Dentalium sp. Linnaeus 1758 tusk shell
Dentalium sundkrogensis n. sp. Schnetler 2001 tusk shell
Dentalium rugiferum von Koenen 1885 tusk shell
Gastropoda
 Stylomatophora - Pleurotomidae
 Heterostropha - Mathildidae
 Heterostropha - Pyramidellidae
 Heterostropha - Murchisonellidae
Ebala sp. Gray 1847 snail
 Heterostropha - Architectonicidae
"Architectonia koeneni" = Architectonica sundial
 Heterostropha - Acteonidae
Actaeon pusillus Ravn 1939 snail
"Ravniella regularis" = Tornatellaea (Ravniella) snail
 Heterostropha - Ringiculidae
Gilbertina ultima, "Ringiculina erratica" = Ringicula (Ringiculina)
"Ringiculina erratica" = Ringicula (Ringiculina) snail
Ringicula (Ringiculina) erratica
 Seguenzioidea - Eucyclidae
 Lepetellida - Fissurellidae
Emarginula sp. Lamarck 1801 snail
 Trochoidea - Solariellidae
Solariella (Solariella) ravni n. sp. Schnetler 2001 snail
 Trochoidea - Liotiidae
 Opisthobranchia - Retusidae
 Opisthobranchia - Cylichnidae
 Opisthobranchia - Haminoeidae
"Bulla (? Haminea) sp." = Haminoea
"Bulla (? Haminea) sp." = Haminoea Turton and Kingston 1830 snail
 Opisthobranchia -
 Heterostrophia -
Cyclodostomia obtusa snail
Odostomia (Cyclodostomia) obtusa
 Cerithioidea - Metacerithiidae
 Cerithioidea - Thiaridae
 Cerithioidea - Turritellidae
Haustator nana turret shell
Haustator suessi turret shell
 Cerithioidea - Potamididae
Harrisianella subglabra n. sp. Schnetler 2001 horn snail
 Epitonioidea - Epitoniidae
Acrilla gryi wentletrap
Acrilla fenestrata wentletrap
Acrilla bruennichi wentletrap
"Coniscala johnstrupi" = Epitonium (Coniscala) wentletrap
"Coniscala poulseni" = Epitonium (Coniscala) wentletrap
Cerithiscala poulseni
"Hemiacirsa elatior" = Acirsa (Hemiacirsa) wentletrap
 Sorbeoconcha - Naticidae
Naticidae indet. Guilding 1834 moon snail
Lunatia detracta moon snail
Lunatia detrita moon snail
 Sorbeoconcha - Cerithiopsidae
Cerithiopsis similis, Cerithiopsis hauniensis, "Seila (Notoseila) heilmannclauseni" = Notoseila
Cerithiopsis hauniensis Ravn 1939 snail
"Seila (Notoseila) heilmannclauseni" = Notoseila snail
 Sorbeoconcha - Triforidae
Cerithiella monbergi snail
Cerithiella (sensu lato) monbergi
 Sorbeoconcha - Rissoidae
Alvania hauniensis Ravn 1939 snail
 Neogastropoda - Columbellidae
Astyris (Astyris) lappanni n. sp. Schnetler 2001 snail
 Neogastropoda - Nassariidae
 Neogastropoda - Buccinidae
Siphonalia ariejansseni n. sp. Schnetler 2001 true whelk
 Neogastropoda - Melongenidae
 Neogastropoda - Cancellariidae
Cancellaria jakobseni n. sp. Schnetler 2001 snail
Cancellaria (sensu lato) jakobseni n. sp.
 Neogastropoda -
 Neogastropoda - Clavatulidae
"Surcula johnstrupi" = Turricula, "Surcula rosenkrantzi" = Turricula, "Surcula torelli" = Turricula
"Surcula johnstrupi" = Turricula snail
"Surcula rosenkrantzi" = Turricula snail
"Surcula torelli" = Turricula snail
 Neogastropoda - Turridae
Genotia brevior, "Hemipleurotoma gryi" = Gemmula, "Hemipleurotoma danica" = Gemmula, Eopleurotoma selandica
"Hemipleurotoma gryi" = Gemmula turrid
"Hemipleurotoma danica" = Gemmula turrid
 Neogastropoda - Borsoniidae
"Pseudotoma steenstrupi" = Genota (Pseudotoma), Cordieria binodosa
"Pseudotoma steenstrupi" = Genota (Pseudotoma) snail
 Neogastropoda - Olividae
"Sparella flexuosa" = Ancilla (Sparella)
"Sparella flexuosa" = Ancilla (Sparella) olive snail
Ancilla (Scaphella) flexuosa
 Neogastropoda - Costellariidae
 Neogastropoda - Ptychatractidae
 Neogastropoda - Volutidae
 Neogastropoda - Muricidae
Murex nanus murex snail
Murex (sensu lato) nanus
 Sorbeoconcha - Aporrhaidae
Aporrhais gracilis Koenen 1885 snail
 Sorbeoconcha - Cassidae
"Cassidaria elongata" = Galeodea
"Cassidaria elongata" = Galeodea snail
 Sorbeoconcha - Ranellidae
"Charonia (Sassia) bjerringi" = Sassia, Charonia (Sassia) danica
"Charonia (Sassia) bjerringi" = Sassia triton shell
Charonia (Sassia) bjerringi
Charonia (Sassia) danica Schnetler 2001 triton shell
Charonia (Sassia) danica n. sp.
 Sorbeoconcha - Xenophoridae
Xenophora sp. Fischer von Waldheim 1807 carrier shell
 Vanikoroidea - Eulimidae
"Polygyreulima solidula" = Melanella (Polygyreulima)
"Polygyreulima solidula" = Melanella (Polygyreulima) snail
Bivalvia
 Nuculanida - Nuculanidae
Nuculana crassistria pointed nut clam
Nuculana ovoides pointed nut clam
 Nuculida - Nuculidae
Leionucula sp. Quenstedt 1930 nut clam
? Nucula subaequilatera Schafhaeutl 1865 nut clam
 Mytilida - Crenellidae
 Mytilida - Mytilidae
? Arcoperna sp. Conard 1865 mussel
Modiolus sp. Lamarck 1801 mussel
 Pectinida - Pectinoidae
 Pectinida - Limidae
Lima geinitzi file clam
 Pectinida - Propeamussiidae
 Ostreida - Pinnidae
Pinna sp. Linnaeus 1758 oyster
 Ostreida - Ostreidae
Ostrea sp. Linnaeus 1758 oyster
 Ostreida - Gryphaeidae
 Arcida - Noetiidae
 Arcida - Cucullaeidae
 Arcida - Arcidae
 Arcida - Glycymerididae
 Arcida - Limopsidae
Limopsis monbergi Ravn 1939 clam
 Cardiida - Cardiidae
 Cardiida - Tellinidae
Tellina sp. Linnaeus 1758 tellin clam
 Cardiida - Veneridae
"Pitarinae indet." = Callocardiinae2, Circe angelini
"Pitarinae indet." = Callocardiinae2 Dall 1895 venus clam
Circe angelini venus clam
 Cardiida - Arcticidae
 Pholadida - Corbulidae
 Pholadida - Teredinidae
Teredinidae indet. Rafinesque 1815 clam
 Poromyida - Cuspidariidae
Cuspidaria sp. Dall 1886 clam
 Poromyida - Verticordiidae
Verticordia granulosa Ravn 1939 clam
 Pholadomyida - Pholadomyidae
"Pholadomya margaritacea" = Pholadomya (Bucardiomya) margaritacea
"Pholadomya margaritacea" = Pholadomya (Bucardiomya) margaritacea Sowerby 1821 clam
 Lucinida - Lucinidae
Phacoides sp. Blainville 1825 clam
Lucina (Phacoides) sp.
 Carditida - Crassatellidae
Crassatella hauniensis, "Crassatella subplana" = Crassatella vadosa
Crassatella hauniensis Ravn 1939 clam
"Crassatella subplana" = Crassatella vadosa Morton 1834 clam
 Carditida - Carditidae
 Carditida - Astartidae