248 Cincinnati Society of Natural History. 
Pathological conditions of the crania. 
Ankylosis, complete, of the condyles to the articular surfaces of the 
atlas, is present in three crania out of the 141 examined. One of these 
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Fig. 3. Ankylosis of vertebral column. 
38a, Axis and third cervical vertebre. 
belonged to the unfortunate possessor of the spinal column and other 
bones referred to in a previons paper,* as follows: 
* This JOURNAL, VOl. iii., p. 139. 
