SCHULTE, SEI WHALE. 499 



Plate LIIl. 



Fig. 1 . Genital tract, dorsal view. 

 Fig. 2. Postcava, abdominal aorta and right kidney. 

 Fig. 3. Left lung, lateral view. 

 Fig. 4. Pylorus and ampulla duodeni. 



Plate LIV. 



Fig. 1. Skull, norma verticalis. 

 Fig. 2. Skull, norma basalis. 



Plate LV. 



Fig. 1. Skull, norma occipitalis. 

 Fig. 2. Skull, norma lateralis. 



Plate LVI. 



Fig. 1. Skull, medisection showing nasal fossa and dura mater. 



Fig. 2. Skull, medisection, dura removed to show cranial cavity from within. 



Plate LVII. 



Fig. 1 . Left mandible, lateral view. 

 Fig. 2. Left mandible, mesal view. 

 Fig. 3. Otic capsule and auditory ossicles. 

 Fig. 4. Cervical vertebne, ventral view. 



TEXT FIGURES. 



PiOE 



Fig. 1. Lateral view of foetus . 4QO 



Fig. 2. Ventral view of foetus 400 



Fig. 3. Rudiment of naso-vomerine organ 402 



Fig. 4. Section of muscles of ventral pouch 407 



Fig. 5. Thyroid cartilage 437 



Fig. 6. Schema of brachial plexus 471 



Fig. 7. Hyoid . . 484 



Fig. 8. Sternum and first rib 4gg 



Fig. 9. Section of carpus 491 



Fig. 10. Pelvis . 491 



