FIGURE 3 in Testing hypothesis of skeletal unity using bone histology: The case of the sauropod remains from the Howe-Stephens and Howe Scott quarries (Morrison Formation, Wyoming, USA)

FIGURE 3. The innermost cortex of fibula SMA 0084 "Rich" with the three visible generations of secondary osteons. The numbers indicate the three overlapping secondary osteons. Image taken under plane-polarized light.