152 SEPIOTEUTIIIS. 



S. Mauritiana, Quoy and Gaim. PI. (U, figs. 208, 209 ; pi. 02, 

 fig. 20(5 ; pi. ()4, fig. 207, 210. 

 Body cylindrical, acuminated ; fins narrow, widest at two- 

 thirds the length of the bod}' ; sessile arms nnequal, order of 

 length 3, 4, 2, 1 ; the cups oblique, the rings with a number of 

 acute, hooked, curved teeth ; tentacles slender; the cups rather 

 oblique, with acute, distant, hoofed teeth. Length, 17 inches. 



Mauritius. 

 S. Madaqascariensis, Gray. 



Bod}' oblong, rounded behind ; fins broad, rounded ; (uips of 

 tentacular arms unequal, four-rowed ; labial membrane with a 

 single cup at the tip of each angle. Shell lanceolate, rather 

 broad, upper part rather broad, blackish. 



Not figured ; the description is sufficiently indefinite. 



Madagascar. 

 8. ARCTipiNNis, Gould. PI. 62, fig. 211. 



Body elongate, ovate-lanceolate ; fins with rounded outlines, 

 broadest behind the middle ; head rather narrow ; sessile arms 

 short, stout, order of length 2, 4, 3, 1 ; tentacles long as the 

 body. Color brownish-purple with red dots. 



Length of body, (> inches; total length, 1(1 inches. 



Sandwich Inlands. 



Very closely allied to /S^. 3Iauritiana, but ditters in the formula 

 of the arms ; it is also very close to the next species, but besides 

 the formula, there is a difference in the shell, which has thickened 

 margins. 



f f Shell lanceolate, the margins of the wings not tldckened. 

 S. Lessontana, Fer. and Orb. PI. (;2, fig. 212; pi. 04, 213. 



Body elongated, violet-spotted; fins dilated posteriori}^ j head 

 broad, ear crests thick, broad ; sessile arms, order of length 3, 



4, 2, 1, their cups oblique with distant, acute teeth ; tentacles 

 bluntly clubbed, the cups large, very oblique, and armed with 

 acute, distant, curved teeth. Length, nearly 3 feet. 



New Guinea ; New Zealand ; Java ; Malabar. 



5. LoLKiiNiFOHMis, Lcuckart. PL G2, fig. 214; pi. 04, fig. 21.5. 

 Distinguished by its fins being wider posteriorly. 8. Hemiiri- 



chii, Ehrenburg, from the same locality (not figured), has a simi- 



