OF THE GYRUS MARGTNALIS AND GYRUS FORNICATUS IN' MONKEYS. 
353 
Description of Plates 27-29. 
Case 1 (Figs, la to le). 
Fig. la (Plate 27).''' View of the brain showing the extent of the lesion. 
Fig. lb (Plate 28). Transverse vertical section through the brain showing the depth 
of the lesion. 
Fig. Ic (Plate 28). Transverse section of the spinal cord in the cervical region. 
Fig. Id (Plate 28). Transverse section of the spinal cord in the middle dorsal region. 
Fig. le (Plate 28). Transverse section of the spinal cord at the lumbar enlargement. 
Case 2 (Figs. 2a to 2c/). 
Fig. 2a (Plate 27).'“ View of the brain showing lesion. 
Fig. 26 (Plate 28). Transverse section of the medulla. 
Fig. 2c (Plate 28). Transverse section of the cord at the level of the second cervical 
nerve. 
Fig. 2d (Plate 28). Transverse section at the level of the fourth dorsal nerve. 
Case 8 (Figs. 3a and 36). 
Fig. 3a (Plate 27).'’'" View of the left side of the brain showing the lesion in the gyrus 
fornicatus. 
Fig. 36 (Plate 28). Transverse section of the spinal cord in the cervical region. 
Case 10 (Figs, 4c6 to 4c). 
Fig. 4a (Plate 27).'“ View of the right side of the brain showing the lesion in 
the gyrus fornicatus. 
Fig. 46 (Plate 28). Transverse section of the upper part of the medulla. 
Fig. 4c (Plate 28). Section of the dorsal cord. 
Case 12 (Figs, ba to 5c). 
Fig. ba (Plate 27). View of the left side of the brain showing the lesion in the gyrus 
fornicatus. 
Fig. 56 (Plate 29). Transverse section of the spinal cord in the cervical region. 
Fig. 5c (Plate 29). Transverse section from the middle dorsal region of the cord. 
* Figiu’es marked witk an astei’isk are taken from the paper by Horsley and Schafer. The others 
are from photographs. 
2 z 
MDCCCLXXXIX.-B. 
