5 
colour of the baleen-plates and of the hairs which fringe their 
edges turned towards the cavity of the mouth should be carefully 
recorded, and it should be noted whether all the blades are of the 
PADDLE 
- 
TAIL-FIN 
(horizontal) 
Bs 
ie 
a 
4 
BACK-FIN 
a ee ~~ — TOTAL LENGTH — — — —- —— — — — ~— ara 
j LENGTH ,TO BLOWHOLE | 
(See 
' LENGTH OF SNOUT 
CT ae ‘ 
ee 
5 & 
‘ 
Fie. 1.—A, Back view, and B, side view of a Dolphin (a Toothed Whale), to 
show how the principal measurements should be taken, 
BALEEN OR WHALEGONE 
Fic, 2.—Head of Whalebone Whale, showing the whalebone or “‘ baleen ”’ of 
one side in place and the grooves on the skin of the throat. 
same colour. The characters of the baleen are particularly im- 
portant in distinguishing the species of the Whalebone Whales. 
Tn Whales of this kind, note further whether the skin of the throat 
