Rock Springs, Black Range (Carboniferous of the United States)

Where: Sierra County, New Mexico (32.9° N, 107.7° W: paleocoordinates 15.0° S, 51.4° W)

• coordinate estimated from map

• 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 235912: 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
Cribanocrinus urceolatus
Cribanocrinus urceolatus Wachsmuth and Springer 1893 Sea lily
 Monobathrida - Sunwaptacrinidae
Displodocrinus divergens
Displodocrinus divergens Hall 1860 Sea lily
 Monobathrida - Actinocrinitidae
Blairocrinus macurdai, Ancalocrinus spinobrachiatus, "Aryballocrinus tenuidiscus" = Actinocrinus tenuidiscus, Steganocrinus pentagonus, Physetocrinus copei, Physetocrinus lobatus, Cusacrinus tenuisculptus, Nunnacrinus dalyanus
Blairocrinus macurdai Rhenberg and Kammer 2013 Sea lily
Ancalocrinus spinobrachiatus Hall 1860 Sea lily
"Aryballocrinus tenuidiscus" = Actinocrinus tenuidiscus Hall 1861 Sea lily
Steganocrinus pentagonus Hall 1858 Sea lily
Physetocrinus copei Miller 1881 Sea lily
Physetocrinus lobatus Wachsmuth and Springer 1897 Sea lily
Cusacrinus tenuisculptus McChesney 1861 Sea lily
Nunnacrinus dalyanus Bowsher 1955 Sea lily
 Monobathrida - Periechocrinidae
Aryballocrinus whitei
Aryballocrinus whitei Hall 1861 Sea lily
 Monobathrida - Amphoracrinidae
Amphoracrinus rupinus
Amphoracrinus rupinus Webster and Lane 1987 Sea lily
 Monobathrida - Coelocrinidae
Agaricocrinus planoconvexus
Agaricocrinus planoconvexus Hall 1861 Sea lily
 Monobathrida - Platycrinitidae
"Platycrinites peculiaris" = Platycrinus peculiaris, Plemnocrinus bullatus, Plemnocrinus homalus
"Platycrinites peculiaris" = Platycrinus peculiaris Wachsmuth and Springer 1897 Sea lily
Plemnocrinus bullatus Kirk 1946 Sea lily
Plemnocrinus homalus Kirk 1946 Sea lily