Where: Iowa (42.0° N, 92.0° W: paleocoordinates 19.7° S, 57.3° W)
• coordinate estimated from map
When: Pterospathodus eopennatus conodont zone, LaPorte City Formation, Llandovery (443.4 - 433.4 Ma)
• Sample (m) 130,20-130,48
Environment/lithology: lithified, cherty/siliceous limestone
Size class: microfossils
Primary reference: C. B. T. Waid and B. D. Cramer. 2017. Telychian (Llandovery, Silurian) conodonts from the LaPorte City Formation of eastern Iowa, USA (East-Central Iowa Basin) and their implications for global Telychian conodont biostratigraphic correlation. Palaeontologia Electronica 20(2):1-37 [P. Wagner/P. Wagner]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 191073: authorized by Emilia Jarochowska, entered by Sarah Haegele on 08.01.2018
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Conodonta | |
Oulodus sp. Branson and Mehl 1933 conodont | |
Pterospathodus eopennatus Männik 1998 conodont | |
Distomodus staurognathoides Walliser 1964 conodont | |
Walliserodus curvatus Branson and Branson 1947 conodont | |
Panderodus sp. Ethington 1959 conodont
Panderodus panderi Stauffer 1940 conodont
Panderodus unicostatus Branson and Mehl 1933 conodont
Panderodus equicostatus Rhodes 1953 conodont | |
Wurmiella ? polinclinata Nicoll and Rexroad 1968 conodont Subspecies"Wurmiella ? polinclinata polinclinata"
| |
Aulacognathus angulatus conodont |