ShUFEI.DT : OSTROI.OCV OK IIIK LlMICOI..4^„ 



47 



small nodules ol l>onc. 'I"hc (up tor the oicipilal contlyle is ijeiibrated 

 by a minute foramen at its base. \\'e luul the neural spine of the 

 axis to be represented by a large and tuberous knot of bone, and the 

 transverse processes in this vertel)ra, directed upwards, backwards, and 

 outwards, are unusually stout and heavy. The "odontoid process " is 

 small, and shows an articular facet on its inferior aspect. Beneath, 

 the hypai)Oi)hysis is a strong plate of bone, pointing backwards, with 

 thickened border below. 



The third vertebra has welbdeveloped parapophysial spines ; a 

 closed vertebral canal ; elliptical foramina, one on each side, in the 



Fk;. 14. The sternum of Xiimciiius /o?igiros(ris ; pectoral aspect, natural size. 



lamina of bone extending between the zygapophysial processes ; a 

 neural and hypapophysial spine, the former being a small plate situ- 

 ated posteriorly. In the fourth vertebra these characters are all still 

 to be found, though the foramina al)ove are closed in only by an 

 extremely slender interzygapophysial bar. The fifth vertebra is very 

 much elongated ; the mid-])ortion of the centrum is represented by a 

 median longitudinal lamina of bone, extending between the more 



