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Cenozoic Era: 65.5 Million Years to Present
Oligocene Epoch: 33.9-23 Million Years Ago

Gallery: Louisiana

Palmoxylon
Cenozoic; Paleogene; Oligocene
Catahoula Formation
Louisiana, USA
12 cm x 7 cm x 5 cm tall
The Shreveport Collection


The following images of the specimen above zoom in on the vascular bundles shown in cross-section. The first three images were taken with a Canon PowerShot SD770 IS Digital ELPH 10.0 MEGA PIXELS, cropped and resized in Adobe Photoshop Elements 2.0. The images were taken in sunlight outside.

Learn how to create a series of images that zoom in on a fossil specimen using a digital camera and microscope by reading Images of Cells Preserved in Stone.



The next four images were taken with a Dino-Lite AD7013 MT 5.0 MP. Images were resized in Adobe Photoshop CS6. The red vascular bundle has a bundle cap that is 1,200 micrometers in width. The first three images zoom in at 80x, 115x, and 150x.


A closer look at the owl-shaped vascular bundle on the left. This vascular bundle measures 1,400 micrometers tall and a little under 900 micrometers at its widest point. The vessels ("eyes") measure a little over 200 micrometers in diameter. The white specks appear to be within many of the parenchyma cells making up the ground tissue surrounding the vascular bundles. Under the stereo microscope one has a real sense of depth as many cells below the polished surface are clearly visible, something that is lost in the images. This image was taken at 200x


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