INVERTEBRATE ANIMALS. 45 



Group 129.— Family SEPIAD^. Cuttles. 2;y)7ri«. 

 Aristotle, from <r<7ry>j, a pouch. The shell is internal, 

 consisting of an oval calcareous plate, shewing at the 

 apex traces of the chambered structure characteristic 

 of the order. Estimated number of species : recent, 

 30 ; British, 3 ; fossil, 9. Oxford clay, &c. 



^ Fossil remains and recent specimens of cuttle- 

 bone. 



upper Compartmnit. 



Coloured drawings of the animal, and preparations 

 in liquid. 



Group 130.— Family TEUTHIDiE. Calamaries and Squids. 

 t5u9j5 (Aristotle). The shell is an internal horny pen. 

 Lol'igo, Crancliia, Sepiola. Estimated number of 

 species : recent, 90 ; British, 10 ; fossil, 14. Lias, &c. 



II Parrot-like horny beaks of Squids. Eyes of 

 Cephalopods taken from Peruvian mummies. 



Upper Compartment. 



Pen of Squid four-and-a-half feet in length, 

 collected by Capt. Mortimer in the North 

 Atlantic. Animals of the group in spirits. 



Section OCTOPODA. Arms, eight. 



Group 131.— Family OCTOPODID^ Poulpes. Octopus, 

 Eledone. Estimated number of species : recent, 58 ; 

 British, 1. 



IT Dried Octopods, from the market at Constanti- 

 nople. 



Upper Compartment. 

 Drawings and preparations in spirits. 



c 



