File:Ichnofossil.jpg
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Asteriacites lumbricalis is an ichnofossil (ichnotaxon) from Mesozoic sandstones. These are fossilized counterprints of resting marks made by brittle stars (Class Ophiuroidea) (Asteriacites quinquefolius are resting marks made by starfishes (Class Asteroidea)). The sample comes from the Triassic sandstone of Burgundy, France (2003).
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 08:01, 3 August 2005 | 836 × 749 (179 KB) | Cardioceras (talk | contribs) | ''Asteriacites lumbricalis'' is an ichnofossil from Mesozoic sandstones. These are fossilized counterprints of resting marks made by starfishes (Class Asteroidea). The sample comes from the triassic sandstone of Burgundy, France (2003). {{PD}} |
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Metadata
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Image title | OLYMPUS DIGITAL CAMERA |
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Camera manufacturer | OLYMPUS OPTICAL CO.,LTD |
Camera model | C2020Z |
Exposure time | 1/25 sec (0.04) |
F-number | f/2 |
ISO speed rating | 100 |
Date and time of data generation | 20:55, 7 September 2003 |
Lens focal length | 6.6 mm |
Orientation | Normal |
Horizontal resolution | 72 dpi |
Vertical resolution | 72 dpi |
Software used | v954p-76 |
File change date and time | 20:55, 7 September 2003 |
Y and C positioning | Co-sited |
Exposure Program | Normal program |
Exif version | 2.1 |
Date and time of digitizing | 20:55, 7 September 2003 |
Image compression mode | 2 |
APEX exposure bias | 0 |
Maximum land aperture | 2 APEX (f/2) |
Metering mode | Pattern |
Light source | Tungsten (incandescent light) |
Flash | Flash did not fire |
Color space | sRGB |