ONYCHOTEUTHTDiE : ANCISTROCHEIRUS. 
49 
** Body unknown . 
5. Enoploteuthis unguiculata. 
Sessile arms with hooks on the whole of its length. 
Large Sepia Banks , Voy. Cook, 1st Voy. ii. 301. 
Sepia unguiculata Molina , Saggio sul Stor . del Chili, 199. 
1789; Gmel. Syst. Nat. edit. 13. p. 3150.; Turton, Syst Nat iv. 
119.; Bose , Buff on, de Deterv . v. 47. t. L; Leach , Tuckey's 
Exped. Congo, 411. note. 
Le Poulpe unguicule Montfort, Buff, de Sonnin . Moll. iii. 99. 
1802. 
Loligo unguiculata Blainv. Diet. Sc. Nat. xxvii. 140. 1823, Journ . 
de Phys. xcvii. 128.; Feruss. D' Orb. Tab . Meth. Ceph. 61., 
Ann. des Sc. Nat. iv. 
Onychoteuthis Molinse Lichtenst. Isis, 1818, p. 1592. n. 2. 
Enoploteuthis Molinae D' Orb. Moll . Viv. et Fos. i. 402. 
Hob. Pacific Ocean. A sessile arm in Mus. Col. Surg. London, 
*** Fossil Species. 
6. Enoploteuthis subsagittata. 
Loligo subsagittata Munster , Taschenb. 1836, 582. 1839, t. 375., 
Beitrag. Petref. 107. t. 10. f. 3. 
Enoploteuthis subsagittata D’ Orb. Paleont. univ. t. 19., Paleont , 
etrang. t. 13., Moll. Viv . et Fos. i. 399. 
Hab. Upper Oxford. Lithographic stone. 
2. ANCISTROCHEIRUS. 
Body subcylindrical. Fins occupying nearly the whole length of 
the sides of the back. — Sessile arms very large, long, rounded 
externally; hooks in two indistinct alternate lines; no cups. 
Tentacular arms long, moderate; hooks elongated. — Shell nar- 
row, lanceolate, central groove very broad, slightly convex, 
gradually produced at the end. 
Enoploteuthis sp. D'Orb. Ceph. Acet. 1839, Moll. Viv. et Fos. 402. 
Onychoteuthis sp. D'Orb. Ceph. Acet. 1835. 
1. ANCISTROCHEIRUS LeSuEURII. 
Body elongated, acuminate, produced, with regularly disposed tu- 
bercles underneath. Fins triangular, Arms elongate. Shell 
narrow, lanceolate ; central groove very broad, shallow. 
Onychoteuthis LeSueurii Feruss. Sf D' Orb. Ceph. Acet. Onych . t. 
11. f. 1 — 5. animal, 1835. 
D 
