Vattenfallet section. 19.5 m (Silurian of Sweden)

Where: Sweden (57.6° N, 18.3° E: paleocoordinates 21.6° S, 3.0° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Monograptus riccartonensis graptolite zone, Unit B Member (Högklint Formation), Sheinwoodian (433.4 - 430.5 Ma)

• Graptolite Zone based on Jeppson et al 2006 f. 1

• bed-level stratigraphic resolution

Environment/lithology: lithified limestone

• Regularly bedded Iimestones (sparitic pelletal calcisiltites to sparitic pelletiferous calcarenites) virtually without argillaceous intercalations . In the upper 80 cm the rock consists of sparitic calcirudites to conglomerate .

Size class: macrofossils

Primary reference: V. Jaanusson, S. Laufeld, and R. Skoglund. 1979. Lower Wenlock faunal and floral dynamics - Vattenfallet section, Gotland. Sveriges Geologiska Undersökning, C 762:3-294 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 233125: authorized by Pete Wagner, entered by Pete Wagner on 14.01.2024

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Cephalopoda
 Orthocerida - Kionoceratidae
Kionoceras sp.
Kionoceras sp. Hyatt 1884
Bivalvia
 Ostreida - Pterineidae
? Pteronitella "sp. a"
? Pteronitella "sp. a" Billings 1874 oyster
Gastropoda
 Murchisoniina - Hormotomidae
"Murchisonia (Hormotoma) "sp. c"" = Hormotoma
"Murchisonia (Hormotoma) "sp. c"" = Hormotoma Salter 1859 snail
 Murchisoniina - Lophospiridae
"Loxoplocus (Lophospira) "sp. indet."" = Lophospira
"Loxoplocus (Lophospira) "sp. indet."" = Lophospira Whitfield 1886 snail
 Bellerophontida - Bucaniidae
Boiotremus "n. sp. a"
Boiotremus "n. sp. a" Horný 1962 snail
 Euomphalina - Oriostomatidae
Oriostoma roemeri
Oriostoma roemeri Lindström 1884 snail
 Euomphalina - Platyceratidae
"Platyceras cf. cornutum" = Platyostoma cornutum
"Platyceras cf. cornutum" = Platyostoma cornutum Hisinger 1837 snail
Rostroconchia
 Conocardiida - Pseudobigaleaidae
"Bigalea cf. visbyensis" = Redstonia visbyensis
"Bigalea cf. visbyensis" = Redstonia visbyensis Pojeta and Runnegar 1976