28S 



BULLETIN OF THE 



fs. Female bells. 



(J. Papillae. 



h. Soniatocyst. 



h n. Kccesses opening 



into bell cavity. 



In figure 1 the bell margins are too prominent, and the spiral lines iu which the 

 openings into the cavities of the nectocalyces lie are imperfectly shown. 



PLATE VL 



Fig. 1. 



3. 



4. 



5. 



6. 



7. 



8. 



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 25. 



lihizojihysa gracilis, sp. nov. 



Float {R. gracilis). 



Sexual organs {R. gracilis). 



Polypite and proximal part of the tentacle {R. gracilis). 



First kind of tentacular knob {R. gracilis). 



Second kind of tentacular knob (R. gracilis). 



First kind of tentacular knob [AUioryhia formosa). 



The same from one side. 



Second kind of tentacular knob (A. formosa). 



The same from one side. 



Male bells {A. formosa). 



Female bells (A. formosa). 



Taster (A. formosa). 



Covering-scale {A. formosa). 



Tentacular knob of Agahna papillositm. 



Taster and sexual bells of Agalmopsis fragile. 



Tentacular knob {Ag. fragile.). 



Tentacular knob of Stcphanomia Atlantica. 



The same, uncoiled. 



Polypite [S. Atlantica). 



Tentacular knob (.S*. Allantlca). 



Polypite (.S'. Atlantica). 



Polypite (Ag. fragile). 



Male bell (Ag. fragile). 



Cluster of male bells {Ag. fragile). 



