Early orthoceratoid cephalopods from the Argentine Precordillera (Lower-Middle Ordovician)

B. Kröger, M. S. Beresi, and E. Landing

2007

Article

Journal of Paleontology 81(6):1266-1283

Find it at:

http://dx.doi.org/10.1666/06-013.1

Taxa discussed in this work:

• Archigeisonoceras
• Braulioceras
• Braulioceras sanjuanense
• Cochlioceras avus
• Cochlioceras sinense
• Ctenoceras schmidti
• Eosomichelinoceras baldisii
• Eosomichelinoceras huananense
• Euorthoceras
• Gangshanoceras densum
• Gangshanoceras guichinense
• Gangshanoceras jurongense
• Gangshanoceras villicumense
• Gangshanoceras wennanense
• Liulinoceras
• Palorthoceras
• Palorthoceras kayseri
• Paraproteoceras
• Pseudeskimoceras
• Pseudoliolinoceras
• Rhynchorthoceras densum
• Rhynchorthoceras minor
• Rhynchorthoceras subcurvatum
• Sactorthoceratidae
• Sinoceratidae
• Sinocochleoceras
• Ulmioceras

Taxonomy:

• Ctenoceras schmidti belongs to Ctenoceras - Noetling (1884)
• Pseudeskimoceras belongs to Proteoceratidae - Sweet (1964)
• Cyrtobaltoceras belongs to Baltoceratidae - Flower (1964)
• Eosomichelinoceras huananense belongs to Eosomichelinoceras - Chen (1974)
• Sinocochleoceras belongs to Baltoceratidae - Qi (1980)
• Gangshanoceras jurongense belongs to Gangshanoceras - Zou (1988)
• Gangshanoceras densum belongs to Gangshanoceras - Zou (1988)
• Gangshanoceras guichinense belongs to Gangshanoceras - Zou (1988)
• Gangshanoceras wennanense belongs to Gangshanoceras - Ying (1989)
• Ulmioceras belongs to Proteoceratidae - Zhuravleva (1990)
• Hedstroemoceras belongs to Baltoceratidae - Kröger (2006)
• Palorthoceras belongs to Orthoceratidae - Kröger et al. (2007)
• Palorthoceras kayseri belongs to Palorthoceras - Kröger et al. (2007)
• Palorthoceras buttsi belongs to Palorthoceras - Kröger et al. (2007)
• Rhynchorthoceras minor belongs to Rhynchorthoceras - Kröger et al. (2007)
• Gangshanoceras villicumense belongs to Gangshanoceras - Kröger et al. (2007)
• Eosomichelinoceras baldisii belongs to Eosomichelinoceras - Kröger et al. (2007)
• Rhynchorthoceras densum belongs to Rhynchorthoceras - Kröger et al. (2007)
• Cochlioceras sinense belongs to Cochlioceras avus - Kröger et al. (2007)
• Rhynchorthoceras subcurvatum belongs to Rhynchorthoceras - Kröger et al. (2007)
• Rhynchorthoceras belongs to Sinoceratidae - Kröger et al. (2007)
• Cochlioceras avus belongs to Cochlioceras - Kröger et al. (2007)
• Pseudoliolinoceras belongs to Proteoceratidae - Kröger et al. (2007)
• Scipioceras belongs to Sactorthoceratidae - Kröger et al. (2007)
• Braulioceras belongs to Sactorthoceratidae - Kröger et al. (2007)
• Braulioceras sanjuanense belongs to Braulioceras - Kröger et al. (2007)
• Cartersoceras belongs to Sactorthoceratidae - Kröger et al. (2007)
• Centroonoceras belongs to Sactorthoceratidae - Kröger et al. (2007)
• Glenisteroceras belongs to Sactorthoceratidae - Kröger et al. (2007)
• Murrayoceras belongs to Sactorthoceratidae - Kröger et al. (2007)
• Sactorthoceras belongs to Sactorthoceratidae - Kröger et al. (2007)
• Sigmocycloceras belongs to Sactorthoceratidae - Kröger et al. (2007)
• Wolungoceras belongs to Sactorthoceratidae - Kröger et al. (2007)
• Leptoplatophrenoceras belongs to Sactorthoceratidae - Kröger et al. (2007)
• Eosomichelinoceras belongs to Baltoceratidae - Kröger et al. (2007)
• Wennanoceras belongs to Sactorthoceratidae - Kröger et al. (2007)
• Archigeisonoceras belongs to Proteoceratidae - Kröger et al. (2007)
• Baykonuroceras belongs to Proteoceratidae - Kröger et al. (2007)
• Gangshanoceras belongs to Proteoceratidae - Kröger et al. (2007)
• Liulinoceras belongs to Proteoceratidae - Kröger et al. (2007)
• Mesnaquaceras belongs to Proteoceratidae - Kröger et al. (2007)
• Metephippiorthoceras belongs to Proteoceratidae - Kröger et al. (2007)
• Orthonybyoceras belongs to Proteoceratidae - Kröger et al. (2007)
• Paraproteoceras belongs to Proteoceratidae - Kröger et al. (2007)