Island Mesa Tank, Yavapai County: Frasnian, Arizona

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda - Murchisoniina - Gosseletinidae
Arizonella allecta n. gen., n. sp. Stoyanow 1948
type locality
Gastropoda - Bellerophontida - Bellerophontidae
Aglaoglypta maera (Hall 1876)
Gastropoda - Euomphalina - Omphalotrochidae
Arastra torquata n. gen., n. sp. Stoyanow 1948
type locality
Bivalvia - Megalodontida - Congeriomorphidae
Congeriomorpha andrusovi n. gen., n. sp. Stoyanow 1948
type locality
Bivalvia - Modiomorphida - Tusayanidae
Tusayana cibola n. gen., n. sp.
type locality
see common names

Geography
Country:United States State/province:Arizona County:Yavapai
Coordinates: 34.1° North, 111.9° West (view map)
Paleocoordinates:25.9° South, 56.7° West
Basis of coordinate:based on nearby landmark
Geographic resolution:outcrop
Time
Period:Devonian Epoch:Late/Upper Devonian
Stage:Frasnian 10 m.y. bin:Devonian 4
Key time interval:Frasnian
Age range of interval:382.70000 - 372.20000 m.y. ago
Stratigraphy
Formation:Martin Member:Jerome
Local bed:Island Mesa
Stratigraphic resolution:group of beds
Lithology and environment
Primary lithology:gray argillaceous "limestone"
Includes fossils?Y
Lithology description: 8’ of massive arenaceous purplish-gray limestone ~125’ below Redwall Ls. (Mississippian).
Environment:carbonate indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection excludes:all microfossils,some macrofossils
Reason for describing collection:taxonomic analysis
Collection method comments: University of Arizona
Metadata
Database number:50029
Authorizer:P. Wagner Enterer:P. Wagner
Modifier:P. Wagner Research group:marine invertebrate
Subset of collection #:3374
Created:2005-05-04 14:27:22 Last modified:2005-05-04 17:37:49
Access level:the public Released:2005-05-04 14:27:22
Creative Commons license:CC BY
Reference information

Primary reference:
13438. A. Stoyanow. 1948. Molluscan faunule from Devonian Island Mesa Beds, Arizona. Journal of Paleontology 22(6):783-791 [P. Wagner/P. Wagner/J. Alroy]