Frick: Early/Lower Sinemurian, Switzerland
collected 1961-1988

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia - Ichthyosauridae
Ichthyosaurus communis Conybeare 1821
SMF 46, incomplete skull
see common names

Geography
Country:Switzerland State/province:Aargau
Coordinates: 47.5° North, 8.0° East (view map)
Paleocoordinates:36.5° North, 13.7° East
Basis of coordinate:based on nearby landmark
Altitude:480 meters
Geographic resolution:small collection
Time
Period:Jurassic Epoch:Early/Lower Jurassic
Stage:Sinemurian 10 m.y. bin:Jurassic 1
Key time interval:Early/Lower Sinemurian Other zone: Semicostatum
Age range of interval:196.50000 - 189.60000 m.y. ago
Stratigraphy
Stratigraphic resolution:bed
Lithology and environment
Primary lithology: "limestone"
Includes fossils?Y
Lithology description: Layer 14 is about 50 cm thick and consists of quite resistant calcarenites rich in reworked phosphoritized moulds of invertebrates and phosphatic pebbles
Environment:carbonate indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:taxonomic analysis
Collection dates:1961-1988
Metadata
Database number:142834
Authorizer:P. Mannion Enterer:J. Tennant
Research group:vertebrate
Created:2013-04-17 02:01:04 Last modified:2013-04-16 11:01:04
Access level:the public Released:2013-04-17 02:01:04
Creative Commons license:CC BY
Reference information

Primary reference:

46344. M. W. Maisch, A. G. Reisdorf, R. Schlatter and A. Wetzel. 2008. A large skull of Ichthyosaurus (Reptilia: Ichthyosauria) from the Lower Sinemurian (Lower Jurassic) of Frick (NW Switzerland). Swiss Journal of Geoscience 101:617-627 [P. Mannion/J. Tennant]