42 
CATALOGUE OF CEPHALOPODA. 
Loligo parvula Per on, MS. (fide de Blainville). 
Loligo Peronii Blainv . Journ. de Phys. 1823, p. 124., Diet, des 
Sc. Nat xxviL 136. 
Bab. South Seas. 
7. LOLIGOPSIS ? ? CHRYSOPHTALMOS. 
Body elongate, narrow ; a large oval eyed spot on the middle of 
the ventral surface. 
Loligopsis chrysophtalmos D'Orb. Moll. Viv. et Fos. i. 373. n. 4. 
Sepia chrysophtalmos Tilesius Krusenstern , Voy. Atlas , t. 88. f. 
32. 33. 
Loligopsis Tilesii Feruss. Calmars, t. 1. f. 2, 3, 4. 1825. 
L. chromorpha D'Orb. 1. c. 373. 1845. 
.. Bab. Japan. 
8. Loligopsis dubia. 
Perothis dubia Rathke, Mem. Acad. Imp. Peter sb. par divers savans , 
ii. 148. t. 1. f. 16, 17. 1835. 
Hob. - ? 
3$. Mantle free; furnished with two internal cartilaginous Ridges on 
the ventral Side , and a central one in the middle of the dorsal Side . 
a. Eyes naked. 
Fam. III. CHIROTEUTHIDiE. 
Animal semipellucid. 
Body elongate, tapering behind. Mantle supported by two oblong 
cartilages placed on the inside of the mantle, with grooves on 
the base of the siphuncle, and a ridge or groove on the middle 
of the back. Fins on the sides of the hinder part of the back. 
Bead moderate. Ears without any crest. Eyes lateral, sessile, 
naked, without any lacrymal sinus. Buccal membrane short. 
Buccal aquiferous opening distinct. 
Arms very long. Tentacular arms not retractile, external to the 
web. 
Siphuncle without any superior central band or internal valve. 
Shell internal, horny, elongate, slender, without any chambers. 
Loligopsidse (pars) D' Orb. Moll. Viv. et Fos. i. 377. 
Cranchia sp. Ferussac, Mag. Zool. 1834. 
Loligopsis sp. Ferussac , Mag. Zool . 1834. 
