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. 2017 Mar 9;12(3):e0173630. doi: 10.1371/journal.pone.0173630

Fig 4. Sagittal sectional histological sheet of suboccipital region of the Neophocaena phocaenoides.

Fig 4

A, a: results of Hematoxylin and eosin staining. B, b: results of VG (picric acid and acid fuchsin) staining. C, c, d, e, f: results of Sirius Red in saturated cabazotic acid staining. A, B, C, a, b, c were under 4× light microscope. d and e were under 5× polarized microscope, and f was under 10× polarized microscope. RCDmi: the rectus capitis dorsal minor. RCDma: the rectus capitis dorsal major. SDM: spinal dura mater. CDM: cerebral dura mater. S. P.: fused spinous process of the first three vertebrae. ▲: the myodural bridge. ★: venous plexus. ◆: the muscle fibers of the RCDmi.