Bed 19 of the Geirud Fm, Lalun Section, Northern Iran: Late/Upper Devonian, Iran

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Rhynchonellata - Spiriferida - Cyrtospiriferidae
Cyrtospirifer sp. Nalivkin 1924
Rhynchonellata - Rhynchonellida - Trigonirhynchiidae
? Ptychomaletoechia deltidialis
?Ptychomaletoechia deltidialis deltidialis
Rhynchonellata - Rhynchonellida - Leiorhynchidae
Paurorhyncha bikniensis
see common names

Geography
Country:Iran County:Lalun
Coordinates: 36.0° North, 51.6° East (view map)
Paleocoordinates:25.5° South, 72.7° East
Basis of coordinate:stated in text
Geographic resolution:small collection
Time
Period:Devonian Epoch:Late/Upper Devonian
10 m.y. bin:Devonian 4-5
*Period:Late/Upper Devonian
*International age/stage:Fammenian
Key time interval:Late/Upper Devonian
Age range of interval:382.70000 - 358.90000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Geirud Member:A
Local section:Lalun Local bed:19
Local order:bottom to top
Stratigraphic resolution:bed
Lithology and environment
Primary lithology:gray calcareous sandstone
Lithology description: "greyish sandstone, weakly calcareous, in 20-30 cm beds
Environment:coastal indet.
Taphonomy
Collection methods and comments
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Metadata
Database number:32713
Authorizer:A. Miller Enterer:J. Sessa
Modifier:J. Sessa Research group:marine invertebrate
Created:2003-07-13 20:21:50 Last modified:2003-07-13 23:21:55
Access level:the public Released:2003-07-13 20:21:50
Creative Commons license:CC BY
Reference information

Primary reference:
8787. M. Gaetani. 1965. The Geology of the Upper Djadjerud and Lar Valleys (Northern Iran) II. Paleontology. Brachiopods and Molluscs from Geirud Formation, Member A (Upper Devonian and Tournaisian). Revista Italiano Paleontology 71(3):697-770 [A. Miller/J. Sessa/J. Sessa]