Where: Spitsbergen, Norway (79.8° N, 17.8° E: paleocoordinates 0.7° N, 27.9° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Psephosthenaspis glabrior trilobite zone, Profilbekken Member (Valhallfonna Formation), Whiterockian (471.8 - 457.5 Ma)
• While collections were made throughout section, only ranges of trilobite species are reported. Zone V4a comprises meters 30-100 of the Profilbekken Member. Correlates with part of "zone L" of Ross 1951, Hintze 1951, 1952.
• group of beds-level stratigraphic resolution
Environment/lithology: lithified, glauconitic limestone and lithified, massive reef rocks
Size class: macrofossils
Collected by R. A. Fortey in 1967
Primary reference: R. A. Fortey. 1980. The Ordovician trilobites of Spitsbergen. III. Remaining trilobites of the Valhallfonna Formation. Norsk Polarinstitutt Skrifter 171:1-163 [M. Hopkins/M. Hopkins]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 106480: authorized by Melanie Hopkins, entered by Melanie Hopkins on 18.03.2011, edited by Mihaela Krause
Creative Commons license: CC BY (attribution)
Taxonomic list
Trilobita | |
Scotoharpes aduncus Fortey 1980 trilobite | |
Globampyx trinucleoides Fortey 1975 trilobite
Rhombampyx rhombos Fortey 1975 trilobite
Endymionia raymondi Whittington 1965 trilobite | |
Shumardia phalloides Fortey 1980 trilobite | |
Peraspis erugata Ross 1970 trilobite
Poronileus vallancei Fortey 1975 trilobite
Poronileus isoteloides Fortey 1975 trilobite
Nileus porosus Fortey 1975 trilobite | |
Robergiella brevilingua Fortey 1980 trilobite
Remopleurides "sp. A" Portlock 1843 trilobite | |
"Raymondaspis vespertinus" = Raymondaspis vespertina, Turgicephalus hinlopensis, Turgicephalus cf. hinlopensis
"Raymondaspis vespertinus" = Raymondaspis vespertina Ross and Barnes 1967 trilobite
Turgicephalus hinlopensis Fortey 1980 trilobite
Turgicephalus cf. hinlopensis Fortey 1980 trilobite | |
Illaenus oscitatus Fortey 1980 trilobite | |
Ischyrotoma twenhofeli, "? Ischyrophyma borealis" = Ischyrotoma borealis
Ischyrotoma twenhofeli Raymond 1925 trilobite
"? Ischyrophyma borealis" = Ischyrotoma borealis Fortey 1980 trilobite | |
Bathyuridae indet. Walcott 1886 trilobite
Acidiphorus brevispicatus Fortey 1980 trilobite
? Acidiphorus ligo Fortey 1980 trilobite
Punka caecata Fortey 1980 trilobite | |
Carolinites killaryensis Stubblefield 1950 trilobite
Carolinites sibiricus Chugaeva 1964 trilobite
Carolinites rugosus Fortey 1975 trilobite | |
"Triarthrus parapunctatus" = Porterfieldia parapunctata
"Triarthrus parapunctatus" = Porterfieldia parapunctata Fortey 1974 trilobite | |
Diacanthaspis sp. Whittington 1941 trilobite | |
Cybelurus halo Fortey 1980 trilobite
Cybelurus cf. mirus Billings 1865 trilobite | |
Pliomerops praematura Fortey 1980 trilobite
Evropeites hyperboreus Fortey 1980 trilobite
Ectenonotus connemaricus Reed 1909 trilobite | |
Kawina "sp. A" Barton 1916 trilobite
Kawina "sp. B" Barton 1916 trilobite
Kawina wilsoni Ross 1972 trilobite
? Kolymella sp. Chugaeva 1972 trilobite
Sycophantia seminosa Fortey 1980 trilobite | |
Conodonta | |
Periodon sp. Hadding 1913 conodont |