260 



CHAPTER XLII. 



LAST, NOT LEAST. — ARMS ROUND THE HEAD. — ANCIENT AMMONITES. — 



OCTOPUS IN AMBUSH. ELEDONE. — CHANGING TINTS. SEPIOLA. 



HABITS IN CONFINEMENT. KOGIA. — LOLIGO AND ITS PEN. OMASTRE- 



PHES. — SEPIA. CONCLUSION. 



CEPHALOPODA, or CUTTLE FISH. 



Trom the superior organization of these moUusca^ they are 

 considered as standing at the head of the class. Their bodies 

 are sack-shaped; the head is developed at the end of the 

 sack : it is furnished with large eyes, and surrounded at 

 the top by arms, with which the creatures seize their prey 

 and convey it to their mouths. The mouth is situated in 

 the centre of the circle of arms, and is furnished with a 

 pair of horny jaws, not imlike the beak of a parrot. The 

 name of CepJialojooda, or lirnb-headed, is not inappropriate, 

 for these limbs round the head are locomotive as well as 

 prehensile organs. 



Those ancient cuttle-fish, the Ammonites, were provided 



