1886. } Zoölogy: 291 : 
with the atlas-center and by a very small face with the axis-center 
also. There is no trace of a diapophysis. The tuberculum does 
not reach either the axis or the atlas, but is connected with the 
atlas by ligament. 
ScHEMATIC FIGURES, SHOWING THE RELATION OF THE AXIS-RIB TO ATLAS 
AND AXIS. 
Teleosaur, Enaliosuchus. Gayial. 
‘ 
Alligator, young. 
bh tubercle ax, axis-centrum; d, diapophysis; /, parapophysis ; Ly capitu- ; 
_Ina very young A. mississippiensis the tuberculum is pti se 
and articulates with the atlas-center; the capitulum articulates 
with the same bone 
ag es americanus Scline d., the capitulum aiticalates 
te ae atlas-center, the a ag gis touches the neue 
. axis, but t there is no.face on that bone. 
| Te mo 1. 20 
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