Where: Argentina (30.4° S, 68.8° W: paleocoordinates 35.1° S, 132.3° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Lower Member (Las Aguaditas Formation), Darriwilian (467.3 - 458.4 Ma)
• bed-level stratigraphic resolution
Environment/lithology: open shallow subtidal; lithified wackestone and lithified lime mudstone
Size class: macrofossils
Primary reference: N. A. Feltes, G. L. Albanesi, and S. M. Bergström. 2016. Conodont biostratigraphy and global correlation of the middle Darriwilian-lower Sandbian (Ordovician) Las Aguaditas Formation, Precordillera of San Juan, Argentina. Andean Geology 43(1):60-85 [P. Wagner/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 210420: authorized by Pete Wagner, entered by Pete Wagner on 31.05.2020
Creative Commons license: CC BY (attribution)
Taxonomic list
Conodonta | |
Coelocerodontus trigonius Ethington 1959 conodont | |
Ansella sinuosa conodont
Ansella jemtlandica Löfgren 1978 conodont | |
Drepanoistodus costatus, Drepanoistodus bellburnensis, Paroistodus originalis, Paroistodus horridus, "Paroistodus secundus" = Paroistodus horridus secundus
Drepanoistodus costatus Abaimova 1971 conodont
Drepanoistodus bellburnensis Stouge 1984 conodont
Paroistodus originalis Sergeeva 1963 conodont
Paroistodus horridus Barnes and Poplawski 1984 conodont
"Paroistodus secundus" = Paroistodus horridus secundus Albanesi 1998 conodont | |
Cornuodus longibasis Lindström 1955 conodont | |
Parapaltodus simplicissimus conodont | |
Juanognathus jaanussoni, Scolopodus striatus, Protopanderodus gradatus, Protopanderodus robustus, Drepanodus reclinatus
Juanognathus jaanussoni conodont
Scolopodus striatus Pander 1856 conodont
Protopanderodus gradatus conodont
Protopanderodus robustus Hadding 1913 conodont
Drepanodus reclinatus Lindström 1955 conodont | |
Semiacontiodus potrerillensis conodont | |
Costiconus costatus Dzik 1976 conodont | |
Rossodus barnesi conodont | |
Yangtzeplacognathus crassus Chen and Zhang 1993 conodont
Polonodus galerus conodont | |
"Drepanodus arcuatus" = Acodus similaris
"Drepanodus arcuatus" = Acodus similaris Rhodes 1955 conodont | |
Histiodella serrata Harris 1962 conodont
Histiodella sinuosa Graves and Ellison 1941 conodont | |
Bryantodina aff. tyicalis conodont | |
Baltoniodus clavatus conodont
Lenodus variabilis Sergeeva 1963 conodont | |
Erraticodon alternans conodont | |
Fahraeusodus "n. sp." Stouge and Bagnoli 1988 conodont | |
Oistodella pulchra conodont | |
Periodon macrodentatus Graves and Ellison 1941 conodont |