SEPHINIA. 
35 
Order II. SEPHINIA, 
Body elongate, oblong, or cylindrical, sometimes without any 
cervical band. Fins developed, lateral or dorsal, posterior. 
Mantle supported by a fleshy band, or by cartilaginous buttons 
and loops. 
Head smaller than the body. Eyes free in the orbit, turning in 
every direction in the very large orbital cavity. Buccal mem- 
brane largely developed. Aquiferous apertures on the lips 
and arms, but none on the head. 
Arms ten ; eight sessile, often edged with membranes ; two ten- 
tacular, elongated, coming out between the third and fourth 
pairs of sessile arms and the lips. Cups oblique, peduncled, 
strengthened with a horny ring, sometimes formed into a claw. 
Siphuncle almost always provided with an internal valve. 
Shell internal, longitudinal, occupying and strengthening the 
middle of the back. 
Sepia Linn . S, N. 
Ceph. antepedia Sephinia Rajin. Anal. Nat. 139. 1815. 
Cephalopoda decapoda Leach , Zool. Misc. iii. 1817; Ferussac , Tabl. 
Syst. 18. 1821 ; Gray , Proc. Zool . Soc. 1847, 205. ; Menke , Syn. 
i. 1828 ; Cantraine , Mai. Medit. 13. 1841. 
Antliobrachiophora Sepiaphora Gray , Lond. Med. Rep 1821. 
Cryptodibranchiata decacera Blainv. D . S. N. xxii. 1824 ; Menke , 
Syn. ed. 2. 1830. 
Cephalopoda decapoda enterostea Latr. Fam. Nat. 160. 1825. 
Loliginea Gravenh. Thier. 34. 1834. 
Decabrachides Blainv. 
Sepiaceas Blainv. Diet. Sci. Nat. xii. 90. 1818 ; Ehrenb. Sym. 
Phys. 1831. 
Sepiadae Fleming , Brit. Anim. 252. 1828. 
Sepiae (les Seiches) Feruss . Tab. Syst. 24. 1821. 
Sepiaphora Gray , Lond. Med. Rep. 1821 ; Desh. Ency. Meth. iii. 
946. 
Sepiophora Gray , Mem. B. M. 92. 1843; Herrmannsen , Ind. 
ii. 442. 
Sepialea (pars) (les Sepiales) Lamck. Phil. Zool. 1809. 
Sepiolea Lamck. Extrait du Cour . 1812; Desh. Ency. Meth. p.236. 
1830. 
Sepiaria (pars) (les Sepiares) Lamck. Hist. vii. 654. 1822. 
Sepiina Macgillivray , Moll. Aberd. 22. 1843. 
Sepiidae Cantrain. Malac. Med. 13. 1841 ; Leach , Zool. Misc. iii. 
138. 1817. 
