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Summary
| Description特力斯多寒武智慧蟲化石.jpg | 中文（繁體）：古生代奧陶紀（Ordovician）特力斯多寒武智慧蟲（Cambropallas telesto Geyer, 1993）化石（出土於摩洛哥），臺北市中正區城內次分區黎明里（臺北城內府後街） |
| Date | |
| Source | Own work |
| Author | 氏子 |
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Captions
Add a one-line explanation of what this file represents三葉蟲是最古老的節肢動物家族，牠背上的甲殼可以分成左、中、右三葉，因此稱為三葉蟲。最早的三葉蟲化石，出現在5億4千多萬年前。古生代結束後，三葉蟲也跟著滅絕消逝，沒有留下任何後裔。牠們的演化非常多樣，不僅是地層上的指標，也是古生代海洋中，悠遊大海的一群花蝴蝶！Items portrayed in this file
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 15:29, 12 November 2022 | | 3,448 × 4,592 (8.21 MB) | 氏子 | better |
| 11:41, 26 October 2022 |  | 3,448 × 4,592 (8.18 MB) | 氏子 | Uploaded own work with UploadWizard |
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Metadata
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If the file has been modified from its original state, some details may not fully reflect the modified file.
| Camera manufacturer | Panasonic |
|---|---|
| Camera model | DC-GF9 |
| Exposure time | 1/6 sec (0.16666666666667) |
| F-number | f/5.1 |
| ISO speed rating | 400 |
| Date and time of data generation | 14:17, 12 November 2022 |
| Lens focal length | 25 mm |
| Orientation | Rotated 90° CW |
| Horizontal resolution | 180 dpi |
| Vertical resolution | 180 dpi |
| Software used | Ver.1.1 |
| File change date and time | 14:17, 12 November 2022 |
| Y and C positioning | Co-sited |
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| Exif version | 2.3 |
| Date and time of digitizing | 14:17, 12 November 2022 |
| Meaning of each component |
|
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| Exposure bias | 5 |
| Maximum land aperture | 4.70703125 APEX (f/5.11) |
| Metering mode | Center weighted average |
| Light source | Unknown |
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| DateTime subseconds | 674 |
| DateTimeOriginal subseconds | 674 |
| DateTimeDigitized subseconds | 674 |
| Supported Flashpix version | 1 |
| Color space | sRGB |
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| File source | Digital still camera |
| Scene type | A directly photographed image |
| Custom image processing | Normal process |
| Exposure mode | Auto exposure |
| White balance | Auto white balance |
| Digital zoom ratio | 0 |
| Focal length in 35 mm film | 50 mm |
| Scene capture type | Standard |
| Scene control | High gain up |
| Contrast | Normal |
| Saturation | Normal |
| Sharpness | Normal |