Also known as Euphemites-Turbonitella assemblage, Tsingyuan Fm. (Upper Mbr.), Inner Mongolia,
Where: Nei Mongol, China (39.0° N, 106.0° E: paleocoordinates 13.2° N, 69.3° E)
When: Reticuloceras(2) zone, Upper Member (Tsingyuan Formation), Bashkirian (323.2 - 315.2 Ma)
• The assemblage is associated with ammonoids Bilingnites gracilis, which is equivalent
•to the West European R2 bed or Nm2c1 bed of pre-Russian (Ruan and Zhou, 1987). The conodont Idiognathoides attennata zone is equal to West European R2 zone. (Wang, 1987).
•Reticuloceras (2) = early Bashkirian.
• member-level stratigraphic resolution
Environment/lithology: marine; limestone and shale
Primary reference: H. Pan. 1997. Namurian (Lower Carboniferous) gastropod assemblages from Ningxia, China. Journal of Paleontology 71(4):599-609 [J. Alroy/M. Sommers/J. Alroy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 673: authorized by John Alroy, entered by Mike Sommers on 17.02.1999, edited by Pete Wagner
Creative Commons license: CC BY (attribution)
Taxonomic list
Conodonta | |
Idiognathoides attennata conodont | |
Cephalopoda | |
Bilinguites gracilis ammonite | |
Gastropoda | |
Turbonitella semisulcatus Phillips 1836 snail | |
"Naticopsis (Naticopsis) variata" = Trachydoma variata
"Naticopsis (Naticopsis) variata" = Trachydoma variata Phillips 1836 snail | |
Euphemites urei Fleming 1828 snail
Euphemites hindi Weir 1931 snail
Euphemites konincki Weir 1931 snail | |
Loxonema ningxiaensis Pan 1997 snail | |
Strobeus sp. de Koninck 1881 snail
Strobeus rectilinea Phillips 1836 snail | |
"Murchisonia (Donaldospira) gradussiformis" = Ferganispira gradussiformis
"Murchisonia (Donaldospira) gradussiformis" = Ferganispira gradussiformis Licharev 1967 snail | |
Shansiella tongxinensis Guo 1983 snail | |
Euomphalidae sp. White 1877 snail | |
Naticopsis (? Naticopsis) ovoidea de Koninck 1881 snail | |
Orthonema hulusitaiensis n. sp.
Orthonema hulusitaiensis n. sp. Pan 1997 snail |