LIST OF FIGURES IN TEXT. 



Dermal impression from fore limb of C7aosai/n/s ( T/iespesius) aii 

 nectt'tis Marsh ......... 



Ardca Jicrodias. Superior aspect of skull, mandible removed 

 " " Inferior view of the same .... 



" " Left lateral view of the skull .... 



" " Superior view of mandible from same skull . 



" " Posterior view of the skull '. . . . 



" " Hyoid arches, viewed from above . 



" " Sternum, viewed from below .... 



Right lateral view of the sternum . 

 Nycticorax nycficofax nccviits. Right lateral view of the skull . 

 Ardea herodias. Anterior view of the sternum, showing the decussa 

 tion of the coracoidal grooves 

 Right lateral view of the coracoid and scapula 

 Left lateral view of the furcula 

 Front view of the same 

 Dorsal view of the pelvis 

 Right lateral view of the peh is 

 Ventral aspect of the pelvis . 



Various bones from the neck and upper and lower 

 extremities . . . . . . 



Nycticorax violacciis. Right lateral \'iew of the skull 

 " " Superior view of the skull 



" " Superior view of the mandible 



Ardea ca/ididissiiiia. Left lateral view of the sternum 

 Nycticorax niolaccus (sul)adult). Left lateral view of the sternum 



" " Left three-quartering view of the furcula 



Ardca caiididissinia. Same view of the ^w/z/rcv/A? 

 Ardea herodias. Anconal aspect, proximal extremit)- of the right 

 humerus ...... 



Nycticorax vio/aceus (subadult). Right humerus, anconal aspect 



Ardea caiididissinia. Right humerus, anconal aspect 



Ajaja ajaja. Superior view of skull ..... 



" " Right lateral view of skull and detached mandible 



" " Distal end of the mandible, superior surface 



" " Mandible, inferior surface ..... 



Posterior view of skull of young 'l"itanothcre .... 



130 

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 167 

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 172 

 173 

 175 

 175 

 177 



182 



183 

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 185 

 187 

 188 

 191 



192 

 194 

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 202 

 206 

 207 

 207 



209 

 209 

 209 

 245 



247 

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 257 



