Allan Mountian upper member, Allan Mountain Limestone: Kinderhookian, Montana

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Anthozoa - Favositida - Micheliniidae
Michelinia sp. de Koninck 1841
Anthozoa - Auloporida - Syringoporidae
Syringopora sp. Goldfuss 1826
Anthozoa - Auloporida - Auloporidae
Aulopora sp. Goldfuss 1829
Anthozoa - Stauriida - Uraliniidae
Vesiculophyllum sp. Easton 1944
Liardiphyllum sp. Sutherland 1954
Anthozoa - Stauriida - Aulophyllidae
Rylstonia sp. Hudson and Platt 1927
Anthozoa - Stauriida - Cyathaxoniidae
Cyathaxonia sp. Michelin 1847
Anthozoa - Stauriida - Hapsiphyllidae
Zaphrentites sp. Hudson 1941
Canadiphyllum sp. Sutherland 1954
Hapsiphyllum sp. Simpson 1900
Anthozoa - Stauriida - Antiphyllidae
Rotiphyllum sp. Hudson 1942
Anthozoa - Stauriida - Zaphrentoididae
Homalophyllites sp. Easton 1944
Chondrichthyes
Chondrichthyes indet. Huxley 1880
cochliodont fish teeth
Chondrichthyes - Psammodontiformes - Psammodontidae
Psammodus sp. Agassiz 1834
Crinoidea
Crinoidea indet. Miller 1821
crinoid columnals
Strophomenata - Orthotetida - Orthotetidae
Orthotetes sp.
Strophomenata - Productida - Productidae
Dictyoclostus sp.
Strophomenata - Productida - Productellidae
Productus sp.
Avonia sp.
Strophomenata - Productida - Linoproductidae
Linoproductus sp. (Chao 1927)
Strophomenata - Strophomenida - Chonetidae
Strophomenata - Strophomenida - Rafinesquinidae
Leptaena sp. Dalman 1828
Rhynchonellata - Spiriferida - Elythidae
Torynifer sp.
Rhynchonellata - Spiriferida - Brachythyrididae
Brachythyris sp. M'Coy 1844
Rhynchonellata - Spiriferida - Spiriferidae
Spirifer sp. Sowerby 1818
3 species
Rhynchonellata - Spiriferida - Imbrexiidae
? Imbrexia sp.
originally entered as "? Imbrexia sp."
Rhynchonellata - Spiriferinida - Punctospiriferidae
Punctospirifer sp. North 1920
Rhynchonellata - Spiriferinida - Dimegelasmidae
? Dimegelasma sp. Cooper 1942
originally entered as "? Dimegelasma sp."
Rhynchonellata - Spiriferinida - Syringothyrididae
Syringothyris sp.
Rhynchonellata - Athyridida - Nucleospiridae
Nucleospira sp. Hall 1859
Rhynchonellata - Athyridida - Athyrididae
Cleiothyridina sp. Buckman 1906
Composita sp. Brown 1849
Rhynchonellata - Rhynchonellida - Camarotoechiidae
Camarotoechia sp. Hall and Clarke 1893
Rhynchonellata - Rhynchonellida - Rhynchonellidae
Rhynchonellidae indet. Gray 1848
rhynchonellid brachiopods - originally entered as "Rhynchonellida indet."
Rhynchonellata - Rhynchonellida - Stenoscismatidae
? Stenoscisma sp. Conrad 1839
originally entered as "? Stenocisma sp."
Rhynchonellata - Terebratulida - Dielasmatidae
? Dielasma sp. King 1856
originally entered as "? Dielasma sp."
Lingulata - Lingulida - Discinidae
Orbiculoidea sp. d'Orbigny 1847
Lingulata - Lingulida
? Tomasina sp. Hall and Clarke 1892
originally entered as "? Thomasina sp."
Lingulata - Lingulida - Lingulidae
Lingula sp. Bruguiére 1797
Stenolaemata - Cystoporida - Cystodictyonidae
Cystodictya sp. Ulrich 1882
Stenolaemata - Cystoporida - Goniocladiidae
Ramiporalia sp.
spelled with current rank as Ramipora (Ramiporalia)
Stenolaemata - Cryptostomata
Cryptostomata indet. Vine 1884
rhomboporoid bryozoan
Stenolaemata - Cryptostomata - Fenestellidae
Fenestella sp. Lonsdale 1839
Gastropoda - Bellerophontida
? Bellerophon sp. de Montfort 1808
originally entered as "? Bellerophon sp."
    = informal Bellerophontoidea indet. M'Coy 1851
Wagner 2023
corrected as Bellerophontoidea
Gastropoda - Euomphalina - Platyceratidae
Platyceras sp. Conrad 1840
Gastropoda - Murchisoniina - Loxonematidae
? Loxonema sp. Phillips 1841
originally entered as "? Loxonema sp."
Gastropoda - Murchisoniina - Gosseletinidae
Rhinoderma sp. de Koninck 1883
corrected as Rhineoderma
originally entered as "Rhineoderma sp."
Bivalvia
Bivalvia indet. Linnaeus 1758
bivalves
Ostracoda
Ostracoda indet. Latreille 1802
ostracodes
Trilobita - Proetida
? Proetida indet. Fortey and Owens 1975
trilobite, indet. - originally entered as "? Proetida indet."
see common names

Geography
Country:United States State/province:Montana
Coordinates: 47.4° North, 105.6° West (view map)
Paleocoordinates:11.0° South, 41.3° West
Basis of coordinate:based on political unit
Geographic resolution:basin
Time
Period:Carboniferous Epoch:Mississippian
Stage:Tournaisian 10 m.y. bin:Carboniferous 1
*Local age/stage:? Kinderhook
Key time interval:Kinderhookian
Age range of interval:358.90000 - 351.90000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Alan Mountain Limestone Member:upper
Stratigraphic resolution:member
Stratigraphy comments: "upper Kinderhook? upper mbr. (lower part)" "lower bed"
Lithology and environment
Primary lithology: argillaceous,cherty/siliceous "limestone"
Environment:marine indet.
Geology comments: "1-3 ft ls beds, some argillaceous partings, cherty. BA4"
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:general faunal/floral analysis
Taxonomic list comments:"Mudge et al. 1962"
Metadata
Database number:545
Authorizer:J. Sepkoski, P. Wagner Enterer:M. Sommers, P. Wagner
Modifier:J. Ju Research group:marine invertebrate
Created:1999-01-12 15:23:27 Last modified:2017-01-06 16:44:01
Access level:the public Released:1999-01-12 15:23:27
Creative Commons license:CC BY
Reference information

Primary reference:
60995. M. R. Mudge, W. J. Sando, and J. T. Dutro, Jr. 1962. Mississippian Rocks of Sun River Canyon Area, Sawtooth Range, Montana. AAPG Bulletin 46(11):2003-2018 [M. Uhen/J. Ju/J. Ju]

Secondary references:

9042 P. J. Wagner. 2023. Paleozoic Gastropod, Rostroconch, Helcionelloid and Tergomyan Database (2006 - 2023). [P. Wagner/P. Wagner/P. Wagner]