Irvine north section, sample 12 (Silurian of the United States)

Where: Estill County, Kentucky (37.7° N, 84.0° W: paleocoordinates 26.9° S, 54.7° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Esill Shale Formation, Llandovery (443.4 - 433.4 Ma)

Environment/lithology: lithified shale and dolomite

Size class: microfossils

Primary reference: C. B. Rexroad and R. S. Nicoll. 1972. Conodonts from the Estill Shale (Silurian, Kentucky and Ohio) and their Bearing on Multielement Taxonomy. Geologlca et Palaeontologlca SB1:57-74 [W. Kiessling/M. Krause]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 181744: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 30.09.2016, edited by Bethany Allen

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Conodonta
 Panderodontida - Panderodontidae
Panderodus unicostatus serratus, Panderodus unicostatus unicostatus
  -
Trichonodella inconstans
Trichonodella inconstans Ziegler 1960 conodont
 Prioniodontida -
"Ligonodina variabilis" = Oulodus
"Ligonodina variabilis" = Oulodus conodont
 Prioniodontida - Prioniodinidae
Diadelognathus sp., Diadelognathus excertus, "Neoprioniodus costatus" = Idioprioniodus, "Neoprioniodus planus" = Idioprioniodus, "Neoprioniodus subcarnus" = Idioprioniodus, Neoprioniodus triangularis
Diadelognathus sp. Nicoll and Rexroad 1969 conodont
Diadelognathus excertus Nicoll and Rexroad 1969 conodont
"Neoprioniodus costatus" = Idioprioniodus conodont
"Neoprioniodus planus" = Idioprioniodus conodont
"Neoprioniodus subcarnus" = Idioprioniodus conodont
Neoprioniodus triangularis Walliser 1964 conodont
 Prioniodontida - Acodontidae
Acodus unicostatus
 Prioniodontida - Balognathidae
Lonchodina greilingi, Pterospathodus amorphognathoides
Lonchodina greilingi Walliser 1957 conodont
Pterospathodus amorphognathoides Walliser 1964 conodont
 Ozarkodinida -
Ozarkodina hanoverensis, Ozarkodina gaertneri
Ozarkodina gaertneri Walliser 1964 conodont
 Ozarkodinida - Kockelellidae
"Spathognathodus ranuliformis" = Kockelella ranuliformis
"Spathognathodus ranuliformis" = Kockelella ranuliformis Walliser 1964 conodont
 Ozarkodinida - Spathognathodontodae
"Spathognathodus polinclinatus" = Wurmiella polinclinata
"Spathognathodus polinclinatus" = Wurmiella polinclinata Nicoll and Rexroad 1968 conodont
 Ozarkodinida - Pterospathodontidae
"Carniodus carnulus" = Carniodus carnulus, "Carniodus carnus" = Carniodus carnulus, "Carniodus carinthiacus" = Carniodus carnulus, "Carniodus carnicus" = Carniodus carnulus
"Carniodus carnulus" = Carniodus carnulus Walliser 1964 conodont
"Carniodus carnus" = Carniodus carnulus Walliser 1964 conodont
"Carniodus carinthiacus" = Carniodus carnulus Walliser 1964 conodont
"Carniodus carnicus" = Carniodus carnulus Walliser 1964 conodont
 Belodellida - Belodellidae
"Acodus curvatus" = Walliserodus curvatus
"Acodus curvatus" = Walliserodus curvatus Branson and Branson 1947 conodont
 Belodellida - Dapsilodontidae
"Distacodus obliquicostatus" = Dapsilodus obliquicostatus
"Distacodus obliquicostatus" = Dapsilodus obliquicostatus Branson and Mehl 1933 conodont
 Protopanderodontida - Protopanderodontidae
Drepanodus aduncus, Drepanodus subrectus
 Protopanderodontida - Drepanoistodontidae
Paltodus costulatus, Paltodus multicostatus, Paltodus sp., Paltodus dyscritus
Paltodus sp. Pander 1856 conodont
Paltodus dyscritus Rexroad 1967 conodont
 Panderodontida - Panderodontidae
Panderodus simplex, Panderodus gracilis, Panderodus unicostatus, "Panderodus recurvatus" = Panderodus panderi
Panderodus gracilis Branson and Mehl 1933 conodont
Panderodus unicostatus Branson and Mehl 1933 conodont
"Panderodus recurvatus" = Panderodus panderi Stauffer 1940 conodont
Conodontophorida
  -
Exochognathus brevialatus, Exochognathus caudatus, Exochognathus detortus, Exochognathus expansus
Exochognathus expansus Nicoll and Rexroad 1969