56 
CATALOGUE OF CEPHALOPODA. 
Onychoteuthis Krohnii Verany , Ceph . ex Sicilia , t. 1. f. 3, 
Hab. Sicily. 
** Body shagreened. 
3. Ancistroteuthis Dussumieri. 
Body elongate, subcylindrical ; very finely shagreened with very 
crowded, small, acute tubercles. Fins short, together rhom- 
boidal. Sessile arms unequal ; in length, 2, 4, 3, 1 ; with a 
longitudinal groove. Tentacular arms very slender, without 
any club, with thirty hooks in two series ; rings of cups oblique, 
entire. Shell narrow ; the apex with a very long conical very 
acute solid horny tip. 
Onychoteuthis Dussumieri D'Orb. Moll . Viv. et Fos. i. 392.; 
Jb' Orb. et Feruss. Ceph. Acet. Onych. t. 13. 1839. 
Hab. Indian Ocean, 200 miles north of Mauritius. 
8. ONYCHIA. 
Body red, spotted. — Tentacular arms scarcely enlarged at the end, 
with two longitudinal series of claw-like hooks in the centre of 
the club, and a row of pediceled cups on each side furnished with 
horny rings. — Shells lanceolate, pennate, dilated above and 
narrow in front, with a central ridge. — Otherwise like Onycho- 
teuthis. 
Onykia LeSueur , Jour. Acad. N. S. Philad. i. 98. 1821, ii. 296. 
1822. 
Onychia Latr. Fam. Nat. 1825 ; Berthold , 1827 ; Gray , Proc. ZooL 
Soc.lStf.' 
Onychoteuthis sect. ii. D'Orb. Moll. Viv. et Fos. i. 386. 
Onychoteuthis sp. Ferussac , Tab. Syst. 28. 1821; D'Orb. et Feruss. 
Ceph. Acet. 1839. 
Sepiola sp. LeSueur , 1. c. 
Cranchia Peron. 
Cranchia sp. Ferussac , Diet. Class. H. N. v. 
Loligo sp. Peron. . 
Sepia sp. Ohen. 
Sepiola sp. LeSueur. 
* Fins terminal , very short. Cups subequal. 
1. Onychia Cardioptera. 
Body large, oblong, narrowed, and prolonged behind, variegated 
with red spots; fins round, terminal, together subrhomboidal. 
Sessile arms unequal; in length, 3, 2, 4, 1 ; cups in two alter- 
nating lines. Tentacular arms long, scarcely enlarged at the 
end. Shell pennate, rather broad, sides rounded. 
