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Hogklint - Unit A, Gotland County, Sweden

FormationHogklint
MemberUnit A
Age:433 - 431 Ma
Silurian
IntervalSheinwoodian
Lithologylimestone, marl/"limestone"
Number of Collections4
Number of Occurrences29

Recorded Sample Locations

LocationRegionStratigraphic Name
Lower Visby FaunaGotland County, SwedenHogklint - Unit A
Hogklint Beds BrachiopodsGotland County, SwedenHogklint - Unit A

Associated Units

Stratigraphic NameAgeLithologyOccurrence Records
Eke Beds426 - 423 Ma
Silurian
limestone/marl149
Halla Beds431 - 427 Ma
Silurian
limestone, "limestone"/"reef rocks"146
Hamra Beds426 - 423 Ma
Silurian
limestone, "limestone"/marl, "limestone"/"reef rocks"90
Hemse Beds426 - 423 Ma
Silurian
carbonate, "limestone", marl/"limestone", marl, "reef rocks"/"limestone", "carbonate"/marl, "limestone"/marl204
Hogklint433 - 427 Ma
Silurian
marl/"limestone", "limestone", "reef rocks", "limestone"/marl67
Hogklint - A433 - 431 Ma
Silurian
limestone, marl/"limestone"16
Hogklint - Unit B433 - 431 Ma
Silurian
marl/"limestone"7
Hogklint - Unit C433 - 431 Ma
Silurian
marl/"limestone"1
Hogklint Beds433 - 431 Ma
Silurian
grainstone/packstone, marl/"limestone", "limestone"/marl50
Klinteberg Beds427 - 426 Ma
Silurian
limestone, marl, "limestone"/"reef rocks", "limestone"/marl139
Klinteberg Beds - Beds L-M431 - 427 Ma
Silurian
marl4
Klinteberg Beds - Lower431 - 427 Ma
Silurian
marl1
Klinteberg Beds - Marl427 - 426 Ma
Silurian
marl2
Klinteberg Beds - Upper431 - 426 Ma
Silurian
marl1
Lower Visby433 - 427 Ma
Silurian
shale, "limestone", marl/"limestone", framestone, "reef rocks"80
Lower Visby - A439 - 433 Ma
Silurian
marl/"limestone", lime mudstone/marl30
Mulde - lower part431 - 427 Ma
Silurian
lime mudstone/marl15
Mulde Beds431 - 427 Ma
Silurian
lime mudstone/marl43
Mulde Beds - Lower Part431 - 427 Ma
Silurian
lime mudstone/marl3
Mulde Beds - Upper Part431 - 427 Ma
Silurian
lime mudstone/marl2
Sundre Beds426 - 423 Ma
Silurian
reef rocks/grainstone, grainstone/"reef rocks"59
Tofta Beds433 - 431 Ma
Silurian
limestone/"reef rocks"4
Upper Visby433 - 427 Ma
Silurian
lime mudstone, "limestone", marl, packstone/lime mudstone, "limestone"/"reef rocks", bafflestone/bindstone, "reef rocks"245
Högklint433 - 427 Ma
Silurian
limestone10
Hogklint Beds433 - 431 Ma
Silurian
grainstone/"reef rocks", grainstone/packstone198

Recorded Fossils

Accepted NameHierarchyAge
Gotlandellites sp.
genus
6Animalia : Lophotrochozoa : Tentaculitida : Gotlandellitidae : Gotlandellites433.4 - 430.5 Ma
Silurian
Seretites sp.
genus
6Animalia : Lophotrochozoa : Tentaculitida : Tentaculitidae : Seretites433.4 - 430.5 Ma
Silurian
Pleurotomaria alatus
species
7Pleurotomaria alatus433.4 - 430.5 Ma
Silurian
Deiphon sp.
genus
6Animalia : Arthropoda : Trilobita : Phacopida : Cheiruridae : Deiphon433.4 - 430.5 Ma
Silurian
Tremanotus longitudinalis
species
7Animalia : Mollusca : Gastropoda : Bucaniidae : Boiotremus : Tremanotus longitudinalis433.4 - 430.5 Ma
Silurian
Bellerophon squamosus
species
7Animalia : Mollusca : Gastropoda : Cycloneritida : Proserpinidae : Bucania : Bellerophon squamosus433.4 - 430.5 Ma
Silurian
Trochus incisus
species
7Animalia : Mollusca : Gastropoda : Trochida : Elasmonematidae : Streptotrochus : Trochus incisus433.4 - 430.5 Ma
Silurian
Euomphalopterus alatus
species
7Animalia : Mollusca : Gastropoda : Euomphalidae : Euomphalopterus : Euomphalopterus alatus433.4 - 430.5 Ma
Silurian
Trochus lundgreni
species
7Animalia : Mollusca : Gastropoda : Euomphalidae : Hystricoceras : Trochus lundgreni433.4 - 430.5 Ma
Silurian
Poleumita discors
species
7Animalia : Mollusca : Gastropoda : Euomphalina : Euomphalidae : Poleumita : Poleumita discors433.4 - 430.5 Ma
Silurian
Trochus lamellosus
species
7Animalia : Mollusca : Gastropoda : Helicotomidae : Boucotspira : Trochus lamellosus433.4 - 430.5 Ma
Silurian
Trochus wisbyensis
species
7Animalia : Mollusca : Gastropoda : Helicotomidae : Boucotspira : Trochus wisbyensis433.4 - 430.5 Ma
Silurian
Morphotropis helicina
species
7Animalia : Mollusca : Gastropoda : Euomphalina : Oriostomatidae : Morphotropis : Morphotropis helicina433.4 - 430.5 Ma
Silurian
Oriostoma globosum
species
7Animalia : Mollusca : Gastropoda : Euomphalina : Oriostomatidae : Oriostoma : Oriostoma globosum433.4 - 430.5 Ma
Silurian
Trochus gotlandicus
species
7Animalia : Mollusca : Gastropoda : Pleurotomariida : Pseudophoridae : Siluriphorus : Trochus gotlandicus433.4 - 430.5 Ma
Silurian
Spiroraphe aequilatera
species
7Animalia : Mollusca : Gastropoda : Murchisoniina : Gosseletinidae : Spiroraphe : Spiroraphe aequilatera433.4 - 430.5 Ma
Silurian
Turritella cingulata
species
7Animalia : Mollusca : Gastropoda : Turritellidae : Turritella : Turritella cingulata433.4 - 430.5 Ma
Silurian
Pleurotomaria halei
species
7Animalia : Mollusca : Gastropoda : Pleurotomariida : Luciellidae : Prosolarium : Pleurotomaria halei433.4 - 430.5 Ma
Silurian
Pleurotomaria limata
species
7Animalia : Mollusca : Gastropoda : Pleurotomariida : Luciellidae : Prosolarium : Pleurotomaria limata433.4 - 430.5 Ma
Silurian
Onychochilus contrarium
species
7Animalia : Mollusca : Paragastropoda : Mimospirida : Onychochilidae : Onychochilus : Onychochilus contrarium433.4 - 430.5 Ma
Silurian

References

Lindström G. The Silurian Gastropoda and Pteropoda of Gotland, Kongliga Svenska Vetenskaps-Akademiens Handlingasr 19, 1-250
Larsson K. (1979) Silurian tentaculitids from Gotland and Scania, Fossils and Strata 11, 1-180
Ramsköld L. (1983) Silurian cheirurid trilobites from Gotland, Palaeontology 26 Part 1, 175-210
Wagner P. J. (2017) Paleozoic Gastropod, Rostroconch, Helcionelloid and Tergomyan Database
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!
 
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