PBDB Collection

West Union east section, sample 7 (Silurian of the United States)

Where: Ohio (38.8° N, 83.4° W: paleocoordinates 26.2° S, 53.6° 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 182127: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 11.10.2016

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names

Conodontophorida
-	Exochognathus brevialatus, Exochognathus caudatus, Exochognathus expansus Exochognathus brevialatus Exochognathus caudatus Exochognathus expansus Nicoll and Rexroad 1969
Conodonta
-	Trichonodella sp. Trichonodella sp. Branson and Branson 1947 conodont
Protopanderodontida - Drepanoistodontidae	Paltodus dyscritus Paltodus dyscritus Rexroad 1967 conodont
Panderodontida - Panderodontidae	Panderodus simplex, Panderodus gracilis, Panderodus unicostatus Panderodus simplex conodont Panderodus gracilis Branson and Mehl 1933 conodont Panderodus unicostatus Branson and Mehl 1933 conodont Subspecies "Panderodus unicostatus unicostatus (9)", "Panderodus unicostatus serratus (2)"
Ozarkodinida - Spathognathodontodae	"Spathognathodus polinclinatus" = Wurmiella polinclinata "Spathognathodus polinclinatus" = Wurmiella polinclinata Nicoll and Rexroad 1968 conodont
Ozarkodinida -	"Ozarkodina hanoverensis" = Ozarkodina, "Hindeodella sp." = Ozarkodina, "Plectospathodus irregularis" = Ozarkodina, Ozarkodina gaertneri "Ozarkodina hanoverensis" = Ozarkodina conodont "Hindeodella sp." = Ozarkodina Branson and Mehl 1933 conodont "Plectospathodus irregularis" = Ozarkodina conodont Ozarkodina gaertneri Walliser 1964 conodont
Ozarkodinida - Pterospathodontidae	"Carniodus carnulus" = Carniodus carnulus, "Carniodus carinthiacus" = Carniodus carnulus, "Carniodus carnus" = Carniodus carnulus "Carniodus carnulus" = Carniodus carnulus Walliser 1964 conodont "Carniodus carinthiacus" = Carniodus carnulus Walliser 1964 conodont "Carniodus carnus" = Carniodus carnulus Walliser 1964 conodont
Prioniodontida - Acodontidae	Acodus unicostatus Acodus unicostatus conodont
Prioniodontida - Distomodontidae	Distomodus egregia, Distomodus kentuckyensis Distomodus egregia conodont Distomodus kentuckyensis Branson and Branson 1947 conodont
Prioniodontida -	"Ligonodina petila" = Oulodus petilus, "Trichonodella excavata" = Oulodus walliseri "Ligonodina petila" = Oulodus petilus Nicoll and Rexroad 1968 conodont "Trichonodella excavata" = Oulodus walliseri Ziegler 1960 conodont
Prioniodontida - Prioniodinidae	"Neoprioniodus planus" = Idioprioniodus, "Neoprioniodus subcarnus" = Idioprioniodus, Diadelognathus compressus, Diadelognathus excertus "Neoprioniodus planus" = Idioprioniodus conodont "Neoprioniodus subcarnus" = Idioprioniodus conodont Diadelognathus compressus conodont Diadelognathus excertus Nicoll and Rexroad 1969 conodont
Prioniodontida - Balognathidae	Pterospathodus amorphognathoides Pterospathodus amorphognathoides Walliser 1964 conodont