I I T 



Total length. I'.H) mill.; length uf body, :;:; mill.; of arms, 4, 

 I.... mill. ; 8, 1 Hi mill. ; -J. l:5i mill. ; 1, 120 mill. 



mite and Indian Ocean*, \ ',ilpa rainu, <'<//' llatt.-ras, 

 rtlt. Carolina, Vineyard Sound, Mans, il .>]"' 



Arms :5, '3, 4, 1. 



(). iv KIITI s, Targioni-To//.elti. I'l. :Js, lig>. ;,x. ;,'.). 



IJmlv ovate, siibglobose ; ocular cirri two; arms short , t lin-k. 

 dorsally carinate, with first 1 to 3 suckers uniserial ; intcr- 



brachial membrane scarcely developed. 



Indian Ocean. 

 (). MI MIS, (,'ould. ll. :>>:>>. tigs. 40-4-2. 



l>ody small, ovately ii'lobose, roughly reticulate ; head narrow, 

 with well-marked neck; arms robust, four times the length of 

 the body; ciipules distant, scattered, about forty pairs on the 

 lower two-thirds of ventral arms ; umbrella very large, extend- 

 ing up the arms. With narrow, transverse clouds of chocolate- 

 colored dots. 



Length of borVy, 3'5 in.; of arms, 3, 20 in.; 2, 18 in. ; 4. 1 :, 



in. ; 1, 14 in. 



Callao, Peru. 



B. The lower cups rather crowded, 

 a. Body smooth, not bearded. 



Arms 2, 3, 4, 1. 

 O. EUDORA, Gray. 



Ocular cirri none ; arms rather short, subquadrangular, three 

 upper pairs sub-equal; web short; cups moderate, one or two 

 lowest one-rowed. 



Described from specimens in spirits. Not figured. 



Jamaica. 

 0. CASSIOPEA, Gray. 



Body oblong, moderately long, one medial ocular beard ; arms 

 moderate, rather thick at base; cups moderate, sub-equal; web 

 short. 



Brit. Mus. (in spirits). Not figured. 



Marseilles. 

 Arms 2, 1, 4, 3, nearly equal. 



O. PUNOTATl s. Gabb. PL 34, tig. 43; pi. 19, fig. :;. 



Body ovate, rounded below; head moderately large, without 

 any well-marked neck, one-fifth the length of the body, abruptly 



