44 



ACALEPHA. 



FAMILY II. GERYONIAD^E. 



Geryonia (Peron). TJmb. hemispherical; tenta- 

 cles variable (8 in the British species) ; ovaries 

 leaf-like ; peduncle long, inversely conical, with 

 four lips. 



G. appendiculata. Fig. 66 ; n. s. 



63 



68 



Tima (Esch.). Umb. hemispherical ; tentacles 

 numerous (16) ; ovaries linear ; peduncle cylindri- 

 cal, four-lipped. 



T. Bairdii. Fig. 67 ; 4-. 



Geryonopsis (Forbes). Umb. hemispherical; 

 ovaries club-shaped ; tentacles numerous (68), very 

 short; peduncle short, with four large radiating 

 fringed lips. 



G. delicatula. Fig. 68 ; i. 



