THE WHALEBONE WHALES OF THE WESTERN NORTH ATLANTIC. 



141 





FIG. 21. 



FIG. 22. 



FIG. 23. 



FIG. 24. 



FIG. 25. 



FIG. 26. 



FIG. 27. 



FIG. 28. 



FIG. 32. 



FIG. 2g. FIG. 30. 



STERNUM OF BALjENOPTERA PHYSALUS (L.). 



FIG. 31. 



FIG. 2i. VLIELAND ID., NETHERLANDS. AD. $ (FROM VAN BENEDEN.) FIG. 22. HERAULT, FRANCE. 

 AD. ? (FROM GERVAIS.) FIG. 23. BORSELAER, NETHERLANDS. AD. (FROM VAN BENEDEN.) FIG. 24. BAYONNE, 

 FRANCE. AD. (FROM GERVAIS.) FIG. 25. (CAMBRIDGE Mus., MASS.) AD. FIG. 26. FALMOUTH, ENGLAND. AD. 

 $ (FROM FLOWER.) FIG. 27. PETERHEAD, SCOTLAND. AD. (FROM STRUTHERS.) FIG. 28. ST. CYPRIEN, 

 FRANCE. AD. $ (FROM FISCHER.) FIG. 29. (BOSTON Mus., MASS.) IM. (FROM DWIGHT.) FIG. 30. THE 

 SAME, RKVEKSED. (FROM A SKETCH.) FIG. 31. BORDIGHERA, ITALY. AD. (FROM GERVAIS.) FIG. 32. CALI- 

 FORNIA. AD. (WiSTAR INST., PHILA., B. velifera?) 



