SJF02. Las Aguaditas Type Section. (Ordovician of Argentina)

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: San Juan 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 210392: authorized by Pete Wagner, entered by Pete Wagner on 31.05.2020

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Conodonta
  -
Costiconus costatus
Costiconus costatus Dzik 1976 conodont
 Belodellida - Ansellidae
Ansella sinuosa, Ansella jemtlandica
Ansella jemtlandica Löfgren 1978 conodont
 Panderodontida - Panderodontidae
Parapanderodus paracornuformis
 Protopanderodontida - Oneotodontidae
Semiacontiodus potrerillensis
 Protopanderodontida - Protopanderodontidae
Protopanderodus gradatus, Protopanderodus robustus, Scolopodus striatus, Juanognathus jaanussoni, Drepanodus reclinatus
Protopanderodus robustus Hadding 1913 conodont
Scolopodus striatus Pander 1856 conodont
Drepanodus reclinatus Lindström 1955 conodont
 Protopanderodontida - Drepanoistodontidae
Paltodus jemtlandicus, Drepanoistodus tablepointensis, Drepanoistodus bellburnensis, Drepanoistodus basiovalis, Drepanoistodus costatus, Paroistodus originalis, Paroistodus horridus, "Paroistodus secundus" = Paroistodus horridus secundus, "Paroistodus primus" = Paroistodus horridus primus, Venoistodus balticus
Drepanoistodus tablepointensis Stouge 1984 conodont
Drepanoistodus bellburnensis Stouge 1984 conodont
Drepanoistodus basiovalis Sregeeva 1963 conodont
Drepanoistodus costatus Abaimova 1971 conodont
Paroistodus originalis Sergeeva 1963 conodont
Paroistodus horridus Barnes and Poplawski 1984 conodont
"Paroistodus secundus" = Paroistodus horridus secundus Albanesi 1998 conodont
"Paroistodus primus" = Paroistodus horridus primus Albanesi 1998 conodont
Venoistodus balticus Löfgren 2006 conodont
 Protopanderodontida - Cornuodontidae
Cornuodus longibasis
Cornuodus longibasis Lindström 1955 conodont
 Protopanderodontida - Acanthodontidae
Parapaltodus simplicissimus
 Ozarkodinida -
Microzarkodina sp., Periodon macrodentatus
Microzarkodina sp. Lindström 1971 conodont
Periodon macrodentatus Graves and Ellison 1941 conodont
 Prioniodontida - Balognathidae
Lenodus variabilis, Baltoniodus clavatus, Baltoniodus medius
Lenodus variabilis Sergeeva 1963 conodont
Baltoniodus medius Dzik 1976 conodont
 Prioniodontida -
Erraticodon alternans
 Prioniodontida - Paracordylodontidae
Fahraeusodus "n. sp.", Protoprioniodus simplicissimus
Fahraeusodus "n. sp." Stouge and Bagnoli 1988 conodont
 Prioniodontida - Chirognathidae
Oistodella pulchra, Spinodus spinatus
 Prioniodontida -
Histiodella holodentata, Histiodella sinuosa, Histiodella serrata
Histiodella holodentata Ethington and Clark 1982 conodont
Histiodella sinuosa Graves and Ellison 1941 conodont
Histiodella serrata Harris 1962 conodont
 Prioniodontida - Oistodontidae
Oistodus sp., Rossodus barnesi
Oistodus sp. Pander 1856 conodont
 Prioniodontida - Cyrtoniodontidae
Bryantodina aff. tyicalis
 Prioniodontida - Polyplacognathidae
Polonodus galerus, Yangtzeplacognathus crassus
Yangtzeplacognathus crassus Chen and Zhang 1993 conodont
 Prioniodontida - Acodontidae
"Drepanodus arcuatus" = Acodus similaris, Pteracontiodus cryptodens
"Drepanodus arcuatus" = Acodus similaris Rhodes 1955 conodont