Where: Western Sahara (26.4° N, 9.7° W: paleocoordinates 72.1° S, 13.6° E)
• coordinate stated in text
• outcrop-level geographic resolution
When: Ludfordian to Ludfordian (425.6 - 419.2 Ma)
• More recent conodont studies from the "Orthoceras limestones" of NW Africa suggest a Ludfordian or Pridoli age for the unit.
• group of beds-level stratigraphic resolution
Environment/lithology: lithified, brown, red packstone
Size class: microfossils
Reposited in the SUI
Primary reference: R. L. Ethington and W. M. Furnish. 1962. Silurian and Devonian conodonts from Spanish Sahara. Journal of Paleontology 36:1253-1290 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 209258: authorized by Matthew Clapham, entered by Matthew Clapham on 27.04.2020
Creative Commons license: CC BY (attribution)
Taxonomic list
Conodonta | |
Spathognathodus dubius Ethington and Furnish 1962 conodont
Trichonodella inconstans Ziegler 1960 conodont | |
Distacodus procerus Ethington 1959 conodont | |
"Acodus inornatus" = Dapsilodus mutatus
"Acodus inornatus" = Dapsilodus mutatus Branson and Mehl 1933 conodont | |
"Prioniodina bicurvata" = Synprioniodina bicurvata, Lonchodina greilingi
"Prioniodina bicurvata" = Synprioniodina bicurvata Branson and Mehl 1933 conodont
Lonchodina greilingi Walliser 1957 conodont | |
"Ligonodina silurica" = Oulodus siluricus, "Trichonodella excavata" = Oulodus walliseri
"Ligonodina silurica" = Oulodus siluricus Branson and Mehl 1933 conodont
"Trichonodella excavata" = Oulodus walliseri Ziegler 1960 conodont | |
Hindeodella equidentata Rhodes 1953 conodont
Ozarkodina media Walliser 1957 conodont
Plectospathodus extensus Rhodes 1953 conodont
Ozarkodina ziegleri Walliser 1957 conodont | |
"Spathognathodus inclinatus" = Wurmiella excavata
"Spathognathodus inclinatus" = Wurmiella excavata Branson and Mehl 1933 conodont | |
Kockelella variabilis Walliser 1957 conodont |