Where: Sierra County, New Mexico (32.7° N, 107.6° W: paleocoordinates 15.2° S, 51.4° W)
• coordinate based on nearby landmark
• local area-level geographic resolution
When: Nunn Member (Lake Valley Formation), Osagean (352.0 - 343.0 Ma)
Environment/lithology: offshore shelf; lithified, shelly/skeletal grainstone
• shallower shelf environment, similar to the Burlington Shelf
Size classes: macrofossils, mesofossils, microfossils
Preservation: original calcite
Collected by Macurda, D.B.; Laudon, L. R.
Primary reference: E. C. Rhenberg and T. W. Kammer. 2013. Camerate crinoids from the Nunn Member (Tournaisian, Osagean) of the Lower Mississippian Lake Valley Formation, New Mexico. Journal of Paleontology 87(2):312-340more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 235903: authorized by Val Syverson, entered by Val Syverson on 23.08.2024
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
| Crinoidea |
| Diplobathrida - Rhodocrinitidae |
|
| Monobathrida - Dichocrinidae |
|
| Monobathrida - Sunwaptacrinidae |
|
| Monobathrida - Actinocrinitidae |
Blairocrinus macurdai, Aacocrinus nododorsus, Aacocrinus enigmaticus, Iotacrinus novamexicanus, Ancalocrinus sp., Ancalocrinus spinobrachiatus, " Aryballocrinus tenuidiscus" = Actinocrinus tenuidiscus, Steganocrinus pentagonus, Physetocrinus copei, Physetocrinus lobatus, Cusacrinus sobrinus, Cusacrinus tenuisculptus, Nunnacrinus dalyanus
|
| Monobathrida - Coelocrinidae |
|
| Monobathrida - Platycrinitidae |
Eucladocrinus sp., Eucladocrinus pleurovimenus, Collicrinus shumardi, Collicrinus laudoni, " Platycrinites peculiaris" = Platycrinus peculiaris, Oenochoacrinus limbus, Elegantocrinus nodostriatus, Elegantocrinus cf. pileiformis, Elegantocrinus "sp. A", Plemnocrinus bullatus, Plemnocrinus homalus, Plemnocrinus subspinosus, Pleurocrinus quinquenodus
|