Fossils of Lilla Karlso Limestone at Lilla Karlso (Silurian of Sweden)

Where: Gotland, Sweden (57.6° N, 18.3° E: paleocoordinates 19.7° S, 2.8° W)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Lilla Karlso Limestone Formation, Homerian (430.5 - 427.4 Ma)

• Manten believes this unit to correlate with latest Slite, Halla-Mulde, and Klinteberg beds.

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified, ooidal, gray limestone

• ...stratified limestone, which is light brownish grey, dense to finely crystalline, partly finely oolitic, with layers generally varying in thickness from a few centimerres to about 15 cm.

Primary reference: A. A. Manten. 1971. Silurian Reefs of Gotland. Developments in Sedimentology 13:1-539 [M. Foote/M. Foote/P. Wagner]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 13673: authorized by Michael Foote, entered by Michael Foote on 17.04.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Trilobita
 Corynexochida - Illaenidae
Bumastus sp. Murchison 1839 trilobite
 Phacopida - Encrinuridae
Encrinurus punctatus Wahlenberg 1821 trilobite
 Phacopida - Calymenidae
Calymene sp. Brongniart 1822 trilobite
 Proetida - Proetidae
Proetus sp. Steininger 1831 trilobite
Ostracoda
  -
Ostracoda indet. Latreille 1802 ostracod
 Palaeocopida -
 Leperditicopida - Leperditiidae
Leperditia sp. Rouault 1851 ostracod
Strophomenata
 Strophomenida - Leptaenoideidae
"Strophomena rugata" = Leptaenoidea rugata
"Strophomena rugata" = Leptaenoidea rugata Lindström 1861
"Strophomena" rugata Lindstroem
 Strophomenida - Rafinesquinidae
Leptaena rhomboidalis Wahlenberg 1818
Rhynchonellata
 Athyridida - Meristellidae
? Whitfieldella sp. Hall and Clarke 1893
 Terebratulida - Megathyrididae
"Rhynchotreta cuneata" = Argyrotheca cuneata
"Rhynchotreta cuneata" = Argyrotheca cuneata Dalman 1828
 Spiriferida - Cyrtiidae
 Pentamerida - Gypidulidae
 Pentamerida - Subrianidae
"Conchidium biloculare" = Conchidium bilocularis
"Conchidium biloculare" = Conchidium bilocularis Hisinger 1799
 Atrypida - Atrypidae
 Rhynchonellida - Rhynchotrematidae
"Camarotoechia borealis" = Stegerhynchus borealis
"Camarotoechia borealis" = Stegerhynchus borealis Buch 1834
 Rhynchonellida - Hebetoechiidae
Sphaerirhynchia wilsoni de Sowerby 1816
 Orthida - Dalmanellidae
Resserella sp. Bancroft 1928
 Orthida - Hesperorthidae
Gastropoda
 Euomphalina - Elasmonematidae
"Trochus mollis" = Discordichilus mollis
"Trochus mollis" = Discordichilus mollis Lindström 1884 snail
 Euomphalina - Platyceratidae
"Platyceras cornutum" = Platyostoma cornutum
"Platyceras cornutum" = Platyostoma cornutum Hisinger 1837 snail
 Euomphalina - Oriostomatidae
"Poleumita globosum" = Oriostoma globosum
"Poleumita globosum" = Oriostoma globosum von Schlotheim 1820 snail
 Murchisoniina - Luciellidae
"Pleurotomaria limata" = Prosolarium limata
"Pleurotomaria limata" = Prosolarium limata Lindström 1884 snail
Tentaculita
 Cornulitida - Cornulitidae
Cornulites sp. Schlotheim 1820
Cephalopoda
 Orthocerida - Dawsonoceratidae
 Orthocerida - Orthoceratidae
Orthoceras sp. Breynius 1832
"Orthoceras" sp.
Bryozoa
  -
Bryozoa indet. Ehrenberg 1831
Stenolaemata
 Fenestrida - Fenestellidae
Fenestella sp. Lonsdale 1839
Crinoidea
  -
Crinoidea indet. Miller 1821 Sea lily
Anthozoa
  -
Anthozoa indet. Ehrenberg 1834
 Favositida - Favositidae
Favosites gothlandicus Lamarck 1816 tabulate coral
 Heliolitida - Halysitidae
Halysites catenularis tabulate coral
 Heliolitida - Plasmoporidae
? Plasmopora ? scita tabulate coral
 Heliolitida - Heliolitidae
Heliolites spp. Dana 1846 tabulate coral
 Stauriida - Kodonophyllidae
Schlotheimophyllum sp. Smith 1945 horn coral
 Stauriida - Acervulariidae
 Stauriida - Entelophyllidae