32 CATALOGUE OF CEPHALOPODA. 



Argonauta corrugata Humphrey, Mus. Colon. 6. n. 80. 1797. 

 Argonauts sulcata Lamarck, Syst. An. s. Vert. 99. 1801. 

 Argonauta grandiformis Perry, ConchyL t. 42. f. 4. 

 Arg. striata Perry, ConchyL t. 42. f. 4. 



Hab. Atlantic Ocean, Cape of Good Hope, Amboyna, Mediter- 

 ranean. 



a—j. Shells, different ages. From Mr. Broderip's Collection. 

 k. Shell. From Mr. Mantell's Collection. 



/. Shell. . 



m. Shell. Mus. Cracherode. 



n, o. Shell. Malta. Presented by Miss E. Attersoll. 



2. OCTTHOE EARICYATHUS. 



Animal elongate. Body acuminated behind, smooth. Arms more 

 webbed below than above, unequal; in the following order, 1, 2, 

 4, 3 ; the second and third pairs keeled on the outer side ; the 

 third pair depressed. 



Octopus raricyathus BlainviUe, Mem. Journ. Phys. lxxxvi 393. 



1824, Diet. Sc. Nat. xliii. 104. 

 Argonauta nodosa DOrb. Moll. Viv. et Fos. i. 231. 



Hab. Cape of Good Hope, India. 



Shell (Argonauta nodosa) compressed, thin. Sides with transverse 

 rugae, which are longitudinally tuberculiferous ; tubercles of 

 keels rather eminent, compressed. Aperture compressed ex- 

 ternally, having two divaricate ears. 



Argonauta Argo Linnaeus, Syst. Nat. edit. 9, 10, 11, 12. 1161. n. 



271. part ; Ghnelin, Lin. Syst. Nat. var. b. e. ; Bruguiere, Encyc. 



Meth. Vers, i. 123. var. b. ; Turton, Syst. Nat. iv. var. 4. 

 Argonauta nodosa Solander, MS., and Portland Cat. 76. 2120. 17.; 



Humphrey, Mus. Colon. 6. n. 81. 1797 ; DOrbigny, Moll. Viv. et 



Fos.i. 231. 

 Nautile papyrace Favart dHerbigny, Diet. ii. 425, 426. 

 Paper Nautilus Kammerer, Cabin. Rudolst. 29. var. 6. 

 Le Nautile a grains de riz Favanne, ConchyL i. 714. t. 7. f. A. 7. 4. 



9. p. 715. 

 Argonauta oryzata Museum Geversianum, 252. n. 133. 

 Argonaute a, grains de riz Montfort, Buff, de Sonnini, Moll. iii. 



307. t. 37, 38, 39. f. 1. p. 332. t. 40. p. 364. 

 Argonaute chiffonne, Argonaute a oreilles, Sonnini, Moll. iii. 307. 



t. 39. f. 2.; Martini, Conch. Cab. i. 221. f. 1. 229. t. 17. f. 156. 



t. 18. f. 166. 

 Argonauta navicula Soland. MS., and Port. Cat. 42. 1055. 

 Argonauta vitrea Perry, Conch, t. 42. f. 1. 



