NARCOMEDUSjE — CUNINA. 



475 



Synopsis of the Described Forms of Ctwina.*— Contin ued^ 



C. multifidia Haeckel, | C. duplicata Maas. 

 1 879, Syst . der Medusen, 

 p. 322. 



Shape and size of bell Flat, 30 wide, 8 high, 

 in mm. 



Number of tentacles, 

 lappets, and stom- 

 ach-pouches. 



Shape of stomach- 

 pouches. 



3 2 



Narrow, elongate, widen 

 ing outwardly and 

 separated by wide inter- 

 vals. One-fourth as long 

 as diameter of central 

 lens. 



Flat, conically rounded. 

 20 wide. 

 16. 8 long and 8 short. 



C. oligotis Haeckel, 

 1879, Syst der Me- 

 dusen, p. 319. 



Nearly spherical, 

 wide, 10 high. 



C. mucilaginosa de 

 Blainville= Medusa 

 mucilaginosa Cha- 

 misso and Eysenhardt 



Shape of marginal lap- 

 pets; length in 

 terms of diameter of 

 central disk. 



Shape of central stom- 

 ach and mouth. 



Length of tentacles in One-sixth r. 

 terms of bell-radius 

 CO- 



Small, egg-shaped. 

 Length one-sixth. 



Mouth simple. 



Number of sensory- 

 clubs on each lappet 

 margin. 



Color. 



Where found. 



Remarks. 



2 to 3 



About as wide as spaces 

 between them. Pouches 

 with straight sides and 

 rounded outer margins. 

 Those in the radii of the 

 8 long tentacles are 

 larger and longer than 

 the others. 



Rectangular, with rounded 

 outer angles. 1.5 times 

 as long as wide. 



Lenticular, with round 

 mouth opening. 



Short. Exact size? 



3 with otoporpx. 



Narrow, long, separ- 

 ated by septae of 

 width equal to that 

 of pouches them- 

 selves. 



Oval. Length one- 

 fourth. 



Hemispherical. 60 to 

 70 wide, 30 high. 



20 to 24 



Quadratic, about one- 

 sixth as long as bell- 

 diameter. 



Mouth simple. 



Indian Ocean. 



May this not be identical 

 with C. mucilaginosa ( >) 



Near Cape Verde Islands 

 Depth of 500 fathoms. 



Atlantic coast of 

 South Africa. 



One-sixth r. 



Colorless. 



Tropical Pacific, Atlan- 

 tic, and Indian Oceans. 



* For Cunina peregrina see text. 



■ For Cunina peregrina see icn. _,„«,, 



I„ Cunina ,he stomach-pouches a,, in so™ species mere „ , ,,nn, i <^ &»« f °"« 

 m ar g i„» of .he fappL along , he line ^^^^i^ l£ ""«. 



IZ^ X^^^S— b. .£ „e»e,opme„, of ,he -J*, 



Mows: Firs,, the Urge, """^W^iT h ^°„ + e 1^ mefusx (gene, 

 m i g ra,e,mo»o„„.^macha„dh r develop m,„t ^ ;„,„ lanma , »* 



ation 2d). The eggs of the latter are set tree t mp j,,o~ anf J prow into a sto on 



(generation 3 d) which attach themselves toGeryon.a or other medusa, and grow 

 which gives rise to medusa of generauon (i) by asexual budd.ng 



Mttschnikoff, 1886, gives a different account of th» process, and the details 



T remlrth^I^' (") C^lscrihed by Korotneff from the mantle je ,ly 

 of Salpa fus.formis as Gastrodes paraskicum (see Cunoctantha). 



