CEPHALOPODA PEOM THE CALCUTTA MUSEUM. 3 



on the arms and upper surface of the mantle. Scattered over the mantle, more especially 

 on the lower surface, are large hrown chromatophores (fig. 1) ; similar clu'omatophores 

 are seen on the upper surface of the fins, and on the head and arms. There is a con- 

 spicuous row of five between the eyes on the upper surface of the head. 



The second specimen is of a duller tint and less well preserved. 



This species appears to he more closely related to Iniotenthls japoiiica (Tilesius, MS.), 

 Verrill, which also has two rows of suckers on the arms, than to In. Morsel, Verrill, 

 which has foiu*. 



Inioteuthis Moksei, Verrill. 



Seven specimens from the Andamans have been placed in this species. 



FamUy SEPIAEII, Stp. 



Subfamily Sepiadarii, Stp. 



Sepiadarium Kochii, Stp. 



FoLU' specimens, all female. One from off the south coast of Ceylon, lat. 6° 6' 30" N., 

 long. 81° 23' E., from a depth of 32 fathoms. The other three from the Andamans. 



Sepia singaporensis, Pfeff'er. 



One female specimen from Singapore. 



Sepia aculeata, von Hasselt. 



Ten specimens apj)ear to belong to this species. One from the Irawaddy delta, at a 

 depth of 20 fathoms ; four from Port Blair, and five from the Andaman Sea. 



Sepia singalensis, n. sp. (PI. 1. figs. 4, 5, 6, 7, & 8.) 



Two male specimens ; the first from Colombo, the second from off Point Galle (?). 



The principal measurements of the former are : — 



Length of mantle (above) 16 ceutim. 



(below) 14-1 



„ from „ apex to mouth . . . 17'4. „ 



Breadth of „ at origin of fins . . . 4'9 „ 



„ » halfway 6-2 „ 



fin 1-2 



)> 



Length of dorsal arm 7 „ 



„ dorso-lateral arm 6"5 „ 



„ ventro-lateral „ 6"3 „ 



„ ventral „ Q-7 „ 



„ tentacular „ 12'7 „ 



„ „ club 3-1 



„ pen 15'5 „ 



Breadth of „ 4-8 „ 



1* 



