loO < IRKOTK1 THIS. TllEMOCTOPtS. 



Genus CIRROTEUTHIS, Eschricht. 

 C. Mru,KKi. Ksc.hr. IM. 42. tigs. 72-75. 



l)<)(|\ smooth, purse-shaped. \vitli medial and dorsal lateral 

 expansions or tins, la-ad narrower, wit h very small eyes; arms 

 equal, united almost to their ends by a thin \veli. which i- 8O 

 ample as to form a sort of pouch between each ; about thirty 

 small suckers in a single row on each arm. with a pair of lilifbrm 

 cirri between each sucker. Color violet. 



Length of animal. 250 mill.; of body, 80 mill.; of arms, 110 



mill. 



Greenland. 



Family 11. TllKMOC TOIM D.K. 

 Genus TREMOCTOPUS, Chiaje. 



T. ATLANTICUS, Orb. PL 42. figs. 70. 77. 



Body smooth, roundish, large ; head moderate, smooth ; eyes 

 la r^-e. without lids; aqueous pores two ; arms slender, unequal, 

 in order 1. 2. 4, 3; not webbed except at base. White spotted 

 with red. 



Habits nocturnal. Pelagic. 



Differs from T. Quoyanus by the want of membranes between 

 the superior arms, and of the lower aquiferous pores. It is 

 certainly not adult, and may be the young of T. Quoyanu* as 

 <r<)rbii-uy surest s. 



Total length. 15 mill.; of body, 4 mill.; length of arms 1.10 



mill.; 2. 5 mill.; 4. :> mill.; o, 1 mill. 



Tropical Atlantic Ocean. 



T. MICKOSTOMI s. Kegn. IM. 42. lig. 7S. 



IJody rounded. large, smooth, reddish ; head broad ; eyes very 

 prominent; arms smooth, short, not webbed; order of length 



I ) j 

 i , -. -j. .). 



Total length. 22 mill. 



Trocchel* considers (>. Kn'llikeri, Verany ( IM. I.'J. tig. 7 ( .). the 

 female of this species. D'< )rbigny thinks it the same as T. Atlan- 

 ticus a 1 >ove. 



* Archiv. I, 44, 1857. 



