Kohl Ranch: Moscovian, Arizona
collected by J. Konecny, S. Konecny
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Scyphozoa
- Conulariida
- Conulariidae
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Paraconularia kohli n. sp.
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Crinoidea
- Dendrocrinida
- Cromyocrinidae
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Aglaocrinus konecnyorum n. sp.
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Webster 1981 | |||||||||
Metacromyocrinus sp.
Strimple 1961
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Webster 1981 | |||||||||
? Cromyocrinus sp.
Trautschold 1867
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Webster 1981 | |||||||||
Dicromyocrinus beusi n. sp.
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Webster 1981 | |||||||||
Crinoidea
- Dendrocrinida
- Pirasocrinidae
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Sciadiocrinus brewi n. sp.
Webster and Lane 1970
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Webster 1981 | |||||||||
recombined as Eirmocrinus brewi | ||||||||||
Eirmocrinus jeani n. sp.
Brew and Beus 1976
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synonym of Eirmocrinus brewi | ||||||||||
Edrioasteroidea
- Isorophida
- Agelacrinitidae
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Agelacrinitidae indet.
Clarke 1901
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Webster 1981 | |||||||||
Chondrichthyes
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Amelacanthus sp.
Maisey 1982
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Elliott et al. 2004 | 4 fragments | ||||||||
Physonemus sp.
Agassiz 1843
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Elliott et al. 2004 | 1 fragment | ||||||||
Chondrichthyes
- Hybodontiformes
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Hybodontoidea indet.
Agassiz 1834
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Elliott et al. 2004 | 2 specimens | ||||||||
Chondrichthyes
- Ctenacanthiformes
- Ctenacanthidae
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"Cladodus" occidentalis
Leidy 1859
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Elliott et al. 2004 | 4 specimens | ||||||||
recombined as Glikmanius occidentalis | ||||||||||
Chondrichthyes
- Ctenacanthiformes
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Acandylacanthus sp.
St. John and Worthen 1875
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Elliott et al. 2004 | 1 specimen | ||||||||
Chondrichthyes
- Symmoriiformes
- Symmoriidae
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Petrodus patelliformis
McCoy 1848
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Elliott et al. 2004 | 2 specimens | ||||||||
Chondrichthyes
- Lagarodontidae
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Lagarodus angustus
(Romanovsky 1864)
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Elliott et al. 2004 | 8 specimens | ||||||||
Chondrichthyes
- Cochliodontiformes
- Cochliodontidae
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Deltodus angularis
Newberry and Worthen 1866
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Elliott et al. 2004 | 18 specimens | ||||||||
>50 teeth and a number of fragments | ||||||||||
Deltodus sublaevis
(Agassiz 1843)
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Elliott et al. 2004 | 2 fragments | ||||||||
One anterior and one posterior tooth | ||||||||||
Venustodus leidyi
St. John and Worthen 1875
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Elliott et al. 2004 | 8 specimens | ||||||||
Chondrichthyes
- Petalodontiformes
- Petalodontidae
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Petalodus ohioensis
Safford 1853
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Elliott et al. 2004 | 3 specimens | ||||||||
Chondrichthyes
- Orodontiformes
- Orodontidae
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Orodus sp.
Agassiz 1836
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Elliott et al. 2004 | 2 specimens | ||||||||
Species unclear; most closely resembles O. cinctus and O. greggi | ||||||||||
Strophomenata
- Orthotetida
- Derbyiidae
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Derbyia crassa
(Meek and Hayden 1858)
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Strophomenata
- Productida
- Strophalosiidae
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Leptalosia sp.
Dunbar and Condra 1932
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Strophomenata
- Productida
- Linoproductidae
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Linoproductus prattenianus
(Norwood and Pratten 1855)
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Strophomenata
- Productida
- Echinoconchidae
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Juresania nebrascensis
(Owen 1852)
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recombined as Parajuresania nebrascensis | ||||||||||
Echinaria semipunctata
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Strophomenata
- Productida
- Productellidae
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Antiquatonia sp.
Miloradovich 1945
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Antiquatonia portlockiana
(Norwood and Pratten 1855)
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recombined as Antiquatonia portlockianus | ||||||||||
Rhynchonellata
- Athyridida
- Athyrididae
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Composita subtilita
(Hall 1852)
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Cleiothyridina orbicularis
(McChesney 1859)
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Rhynchonellata
- Spiriferida
- Spiriferidae
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Anthracospirifer occiduus
(Sadlick 1960)
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Gastropoda
- Pseudozygopleuridae
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? Pseudozygopleuridae indet.
(Knight 1930)
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Gastropoda
- Euomphalina
- Euomphalidae
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Straparollus (Amphiscapha) subrugosus
(Meek and Worthen 1873)
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recombined as Amphiscapha subrugosa | ||||||||||
Gastropoda
- Bellerophontida
- Bellerophontidae
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Bellerophon (Bellerophon) crassus
(Meek and Worthen 1860)
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recombined as Waagenella crassus | ||||||||||
Bivalvia
- Nuculanida
- Polidevciidae
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Phestia sp.
Chernyshev 1951
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Bivalvia
- Myalinida
- Myalinidae
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Myalina (Myalina) nacoensis n. sp.
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Bivalvia
- Cardiida
- Kalenteridae
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Permophorus ? subcostatus
(Meek and Worthen 1866)
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Bivalvia
- Sanguinolitidae
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Wilkingia terminale
(Hall 1852)
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unclassified
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Wedekindellina cf. matura
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Fusulinidae
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Fusulina socorroensis
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Fusulina sp.
Schellwien 1898
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see common names |
Geography
Country: | United States | State/province: | Arizona | County: | Gila |
Coordinates: | 34.3° North, 111.1° West (view map) | ||||
Paleocoordinates: | 0.4° South, 42.5° West | ||||
Basis of coordinate: | stated in text | ||||
Geographic resolution: | small collection |
Time
Period: | Carboniferous | Epoch: | Pennsylvanian |
Stage: | Moscovian | 10 m.y. bin: | Carboniferous 4 |
Key time interval: | Moscovian | ||
Age range of interval: | 315.20000 - 307.00000 m.y. ago |
Stratigraphy
Formation: | Naco | ||||
Stratigraphic resolution: | group of beds | ||||
Stratigraphy comments: "Middle Pennsylvanian... Desmoinesian, and probably early Desmoinesian" based on fusulinids from the "beta member" spanning the equivalent of "bed 18 through 23" in a nearby measured section |
Lithology and environment
Primary lithology: | shelly/skeletal,gray lithified muddy,calcareous siltstone |
Lithology description: "richly fossiliferous sequence of ledge-forming limestones interbedded with less resistant calcareous shales and mudstones... The faunule described in this paper was collected from a light gray calcareous shaly siltstone and mudstone" | |
Environment: | open shallow subtidal |
Geology comments: "shallow water, probably no more than 15-20 m deep, that was at least occasionally turbid" |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Preservation of anatomical detail: | good |
Feeding/predation traces: | fractures |
Spatial resolution: | autochthonous |
Collection methods and comments
Collection methods: | survey of museum collection |
Reason for describing collection: | taxonomic analysis |
Collectors: | J. Konecny, S. Konecny |
Collection method comments: Northern Arizona University collection except for the holotype of Paraconularia kohli, which at Arizona State University
"a favorite collecting site for paleontology classes and amateur collectors for many years" |
Metadata
Also known as: | Tonto Creek | ||
Database number: | 90772 | ||
Authorizer: | J. Alroy, M. Clapham | Enterer: | J. Alroy, T. Wolfe |
Modifier: | M. Clapham | Research group: | marine invertebrate |
Created: | 2009-08-16 11:26:58 | Last modified: | 2012-08-10 21:51:06 |
Access level: | the public | Released: | 2009-08-16 11:26:58 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
20392. | D.C. Brew and S.S. Beus. 1976. A Middle Pennsylvanian fauna from the Naco Formation near Kohl Ranch, Central Arizona. Journal of Paleontology 50:888-906 [G. Webster/G. Webster] |
Secondary references:
38132 | D. K. Elliott, R. Irmis, M. C. Hansen and T. J. Olson. 2004. Chondrichthyans from the Pennsylvanian (Desmoinesian) Naco Formation of Central Arizona. Journal of Vertebrate Paleontology 24(2):268-280 [M. Clapham/T. Wolfe/T. Wolfe] | |
22994 | G. D. Webster. 1981. New crinoids from the Naco Formation (Middle Pennsylvanian) of Arizona and a revision of the Family Cromyocrinidae. Journal of Paleontology 55:1176-1199 [G. Webster/G. Webster] |