XIV 



ILLUSTRATIONS. 



Baln?noptera sibbaldi, tympanic bone, left, outer and inner surfaces 



,, „ hyoid bone 



„ ,, terminal caudal vertebrae 



,, „ sternum and 1st rib, adult 



., ,, ,, „ foetus 



„ ,, manns, foetus 



,, ,, pelvic bone, adult 



„ ,, „ ,, ftetus 



„ „ tympanic bone, left, outer surface fractured and 



repaired 



„ ,, vertebral disc, cavity in 



,, ,, larynx and liyoid, fcetus 



,. ,, intestine and moniliform tube . 



„ „ tendon of tail muscle 



Bala-noptera borealis, tymjjanic bone, left, outer surface 

 Balaenoptera rostrata, head of animal from pliotograj)h 



,, „ skull .... 



,, „ tympanic bone, left, outer surface 



„ „ baleen, injected . 



,, „ stomach .... 



Megaptera boops, tympanic bone, left, outer and inner surface 

 Two-headed 1st rib, Carse Whale, Balgenoptera sibbaldi 

 Tympanic bone, left outer surface, Canse Whale, Bakenoptera musculus 

 Implement of deer's horn found with Carse Whale 

 Sperm Whale (Physeter), animal from drawing 

 „ „ sternum, ventral surface 



., „ „ dorsal surface . 



,, „ tympanic, left, outer and inferior surface 



„ ,, periotic, left, outer surface 



Kogia, tympanic bone, left, inferior surface 

 Ziphius, skull, profile ..... 

 „ „ dorsum ..... 



„ tympanic bone, right, outer surface . 

 „ periotic bone, right, tympanic surface 

 Hyperoodon rostratus, head from photograph . 



., „ skull, profile 



„ „ teeth jjulps 



, ,, tympanic bone, left, inferior surface 



,, „ stomach. 



,, „ tympanic bone, lining membrane of cavity 



Mesoplodon bidens, head, j^rofile from photograph 



„ „ ,, submandibular region 



„ ., skull, dorsum, injured 



„ ,, tympanic bone, left, inferior surface 



,, „ forearm and manus, bones of 



„ „ manus, radiogram of 



„ „ stomach .... 



Platanista gangetica, tympanic bone, left, inferior surface 



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