File:Helicoprion reconstruction.jpg
Original file (2,602 × 1,430 pixels, file size: 3.25 MB, MIME type: image/jpeg)
Captions
Note: This historical image is not a factually accurate paleontological restoration. Reason: Extremely erroneous tooth whorl placement and shaping of jaws, so that the evidence of Helicoprion having tooth whorl like this now loses the value. TheRealLTG talk 02:23, 1 February 2021 (UTC) |
Summary
[edit]DescriptionHelicoprion reconstruction.jpg |
English: Outdated Helicoprion reconstruction (public signage, Field Museum of Natural History, Chicago, Illinois, USA). |
Date | |
Source | Helicoprion fossil shark reconstruction (Permian) 1 |
Author | James St. John |
Licensing
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- attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
---|---|---|---|---|---|
current | 09:00, 30 September 2019 | 2,602 × 1,430 (3.25 MB) | Paranaja (talk | contribs) | User created page with UploadWizard |
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Metadata
This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.
Camera manufacturer | NIKON CORPORATION |
---|---|
Camera model | NIKON D70s |
Exposure time | 1/60 sec (0.016666666666667) |
F-number | f/5 |
Date and time of data generation | 11:37, 11 June 2010 |
Lens focal length | 62 mm |
Orientation | Normal |
Horizontal resolution | 300 dpi |
Vertical resolution | 300 dpi |
Software used | Adobe Photoshop CS2 Macintosh |
File change date and time | 19:13, 23 September 2014 |
Y and C positioning | Co-sited |
Exposure Program | Not defined |
Exif version | 2.21 |
Date and time of digitizing | 11:37, 11 June 2010 |
Meaning of each component |
|
Image compression mode | 4 |
APEX exposure bias | 0 |
Maximum land aperture | 4.5 APEX (f/4.76) |
Metering mode | Pattern |
Light source | Unknown |
Flash | Flash fired, strobe return light detected, auto mode |
DateTime subseconds | 80 |
DateTimeOriginal subseconds | 80 |
DateTimeDigitized subseconds | 80 |
Supported Flashpix version | 1 |
Color space | sRGB |
Sensing method | One-chip color area sensor |
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 | 1 |
Focal length in 35 mm film | 93 mm |
Scene capture type | Standard |
Scene control | None |
Contrast | Normal |
Saturation | Normal |
Sharpness | Normal |
Subject distance range | Unknown |
Supported Flashpix version | 1 |
Image width | 2,602 px |
Image height | 1,430 px |
Date metadata was last modified | 15:13, 23 September 2014 |