44 
CATALOGUE OF CEPHALOPODA. 
arms twelve times as long as the body, with a lanceolate club. 
Shell very narrow ; the lowest part with the longest and broadest 
expansion. 
Loligopsis Coindetii Verany , MS. 
Loligopsis Veranyi Feruss . Mag . de Zool. 1834, t. 65., Regne 
Animal de Cuv. t. 6. 
Chiroteuthis Veranyi U Orb. Ceph. Acet. Calmars , t. 2. t. 4. f. 17 
— 23. 1839, Moll. Viv. et Fos. i. 377. t. 24. 
Hab. Mediterranean. 
2. Chiroteuthis Bonplandi. 
Body elongate, conical. Head moderate. Fins half the length of 
the body, together rhomboidal. Sessile arms subulate, with 
rounded tubercles at the end, unequal ; order of length, 3, 2, 1, 
4. Shell very narrow in the middle ; narrow above, and dilated 
below. 
Chiroteuthis Bonplandi If Orb. Moll. Viv. et Fos. i. 378. 1845. 
Loligopsis Bonplandi Verany , Acad, di Torino , i. 2d ser. t. 5. 1837. 
Hab. Atlantic Ocean. 
B. Shell lanceolate , pennate. 
2. HISTIOTEUTHIS. 
Body short, cylindrical, pointed behind ; cartilage on siphuncle 
with a deep groove, with raised edges ; those on the mantle 
longitudinal, larger below. Fins large, rounded, on the sides of 
the ends of the body ; nicked before and behind. — Head very 
large, cylindrical, without any cervical crest. Eyes large, naked, 
not prominent, with an external aperture without any lacrymal 
sinus or contractile eyelids. Buccal membrane broad, exten- 
sile, six-lobed, without any cups. Four buccal aquiferous open- 
ings, one on each side of the base of the upper and lower arms ; 
and two brachial openings on the outside of the tentacular 
arms ; no anal opening. — Sessile arms large, voluminous, rather 
unequal ; the three upper pairs united by a web near to the end ; 
lower pair free ; cups very small, oblique, fleshy, peduncled, 
in two rows very far apart. Tentacular arms outside of 
the web ; club lanceolate, finned externally, and with a mem- 
brane on the sides ; cups in six alternate lines, rather oblique ; 
rings armed with acute teeth. — Siphuncle very short, thick. 
— Shell horny, flexible, lanceolate, pennate ; expansion, thin ; 
narrow above, with a longitudinal central ridge. 
Histioteuthis D'Orb. Cephal. Acetab. 1839, Ann. Sc. Nat. xvi. 
